diff --git a/packages/backend/src/server/web/boot.js b/packages/backend/src/server/web/boot.js
index 48939ef7a0..570b15da03 100644
--- a/packages/backend/src/server/web/boot.js
+++ b/packages/backend/src/server/web/boot.js
@@ -228,7 +228,7 @@
 		}
 
 		button {
-			border-radius: 999px;
+			border-radius: 4px;
 			padding: 0px 12px 0px 12px;
 			border: none;
 			cursor: pointer;
@@ -296,7 +296,7 @@
 			margin-bottom: 2rem;
 			padding: 0.5rem 1rem;
 			width: 40rem;
-			border-radius: 10px;
+			border-radius: 5px;
 			justify-content: center;
 			margin: auto;
 		}
diff --git a/packages/backend/src/server/web/error.css b/packages/backend/src/server/web/error.css
index ea3056bdaf..8bad3d843e 100644
--- a/packages/backend/src/server/web/error.css
+++ b/packages/backend/src/server/web/error.css
@@ -24,7 +24,7 @@ html {
 }
 
 button {
-    border-radius: 999px;
+    border-radius: 4px;
     padding: 0px 12px 0px 12px;
     border: none;
     cursor: pointer;
@@ -93,7 +93,7 @@ code {
     background: #333;
     padding: 0.5rem 1rem;
     max-width: 40rem;
-    border-radius: 10px;
+    border-radius: 5px;
     justify-content: center;
     margin: auto;
     white-space: pre-wrap;
diff --git a/packages/frontend/src/account.ts b/packages/frontend/src/account.ts
index 3c12b5473c..f19cad331b 100644
--- a/packages/frontend/src/account.ts
+++ b/packages/frontend/src/account.ts
@@ -297,7 +297,7 @@ export async function openAccountMenu(opts: {
 			}],
 		}, {
 			type: 'link' as const,
-			icon: 'ph-usersta ph-bold ph-lg',
+			icon: 'ph-users ph-bold ph-lg',
 			text: i18n.ts.manageAccounts,
 			to: '/settings/accounts',
 		}, {
diff --git a/packages/frontend/src/components/MkAbuseReport.vue b/packages/frontend/src/components/MkAbuseReport.vue
index 66114b8734..1ef8a205e2 100644
--- a/packages/frontend/src/components/MkAbuseReport.vue
+++ b/packages/frontend/src/components/MkAbuseReport.vue
@@ -84,7 +84,7 @@ function resolve() {
 			box-sizing: border-box;
 			align-items: center;
 			padding: 14px;
-			border-radius: 8px;
+			border-radius: 5px;
 			--c: rgb(255 196 0 / 15%);
 			background-image: linear-gradient(45deg, var(--c) 16.67%, transparent 16.67%, transparent 50%, var(--c) 50%, var(--c) 66.67%, transparent 66.67%, transparent 100%);
 			background-size: 16px 16px;
diff --git a/packages/frontend/src/components/MkAsUi.vue b/packages/frontend/src/components/MkAsUi.vue
index 099baf0d72..3eb020c50e 100644
--- a/packages/frontend/src/components/MkAsUi.vue
+++ b/packages/frontend/src/components/MkAsUi.vue
@@ -125,6 +125,6 @@ function openPostForm() {
 
 .postForm {
 	background: var(--bg);
-	border-radius: 8px;
+	border-radius: 5px;
 }
 </style>
diff --git a/packages/frontend/src/components/MkButton.vue b/packages/frontend/src/components/MkButton.vue
index bcd58ae516..3801d6b5d4 100644
--- a/packages/frontend/src/components/MkButton.vue
+++ b/packages/frontend/src/components/MkButton.vue
@@ -154,7 +154,7 @@ function onMousedown(evt: MouseEvent): void {
 	}
 
 	&.rounded {
-		border-radius: 999px;
+		border-radius: 4px;
 	}
 
 	&.primary {
@@ -264,7 +264,7 @@ function onMousedown(evt: MouseEvent): void {
 	left: 0;
 	width: 100%;
 	height: 100%;
-	border-radius: 6px;
+	border-radius: 5px;
 	overflow: clip;
 	pointer-events: none;
 }
diff --git a/packages/frontend/src/components/MkChannelFollowButton.vue b/packages/frontend/src/components/MkChannelFollowButton.vue
index 13c0dd65dd..00a1d41321 100644
--- a/packages/frontend/src/components/MkChannelFollowButton.vue
+++ b/packages/frontend/src/components/MkChannelFollowButton.vue
@@ -73,7 +73,7 @@ async function onClick() {
 	padding: 0;
 	height: 31px;
 	font-size: 16px;
-	border-radius: 32px;
+	border-radius: 5px;
 	background: #fff;
 
 	&.full {
@@ -95,7 +95,7 @@ async function onClick() {
 			bottom: -5px;
 			left: -5px;
 			border: 2px solid var(--focus);
-			border-radius: 32px;
+			border-radius: 5px;
 		}
 	}
 
diff --git a/packages/frontend/src/components/MkChannelPreview.vue b/packages/frontend/src/components/MkChannelPreview.vue
index ab91f793fd..6429258f4a 100644
--- a/packages/frontend/src/components/MkChannelPreview.vue
+++ b/packages/frontend/src/components/MkChannelPreview.vue
@@ -100,7 +100,7 @@ const bannerStyle = computed(() => {
 			padding: 8px 12px;
 			font-size: 80%;
 			background: rgba(0, 0, 0, 0.7);
-			border-radius: 6px;
+			border-radius: 5px;
 			color: #fff;
 		}
 
@@ -111,7 +111,7 @@ const bannerStyle = computed(() => {
 			left: 16px;
 			background: rgba(0, 0, 0, 0.7);
 			color: var(--warn);
-			border-radius: 6px;
+			border-radius: 5px;
 			font-weight: bold;
 			font-size: 1em;
 			padding: 4px 7px;
diff --git a/packages/frontend/src/components/MkChartLegend.vue b/packages/frontend/src/components/MkChartLegend.vue
index d321114cba..2e83d59b59 100644
--- a/packages/frontend/src/components/MkChartLegend.vue
+++ b/packages/frontend/src/components/MkChartLegend.vue
@@ -55,7 +55,7 @@ defineExpose({
 			font-size: 85%;
 			padding: 4px 12px 4px 8px;
 			border: solid 1px var(--divider);
-			border-radius: 999px;
+			border-radius: 4px;
 
 			&:hover {
 				border-color: var(--inputBorderHover);
diff --git a/packages/frontend/src/components/MkColorInput.vue b/packages/frontend/src/components/MkColorInput.vue
index 983a35103c..4ebfec5b51 100644
--- a/packages/frontend/src/components/MkColorInput.vue
+++ b/packages/frontend/src/components/MkColorInput.vue
@@ -102,7 +102,7 @@ const onInput = (ev: KeyboardEvent) => {
 	color: var(--fg);
 	background: var(--panel);
 	border: solid 1px var(--panel);
-	border-radius: 6px;
+	border-radius: 5px;
 	outline: none;
 	box-shadow: none;
 	box-sizing: border-box;
diff --git a/packages/frontend/src/components/MkContainer.vue b/packages/frontend/src/components/MkContainer.vue
index 98580cdb90..f703db5eb3 100644
--- a/packages/frontend/src/components/MkContainer.vue
+++ b/packages/frontend/src/components/MkContainer.vue
@@ -223,7 +223,7 @@ onUnmounted(() => {
 				background: var(--panel);
 				padding: 6px 10px;
 				font-size: 0.8em;
-				border-radius: 999px;
+				border-radius: 4px;
 				box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
 			}
 
diff --git a/packages/frontend/src/components/MkDialog.vue b/packages/frontend/src/components/MkDialog.vue
index 129ef6cf02..118852d717 100644
--- a/packages/frontend/src/components/MkDialog.vue
+++ b/packages/frontend/src/components/MkDialog.vue
@@ -196,7 +196,7 @@ onBeforeUnmount(() => {
 	box-sizing: border-box;
 	text-align: center;
 	background: var(--panel);
-	border-radius: 16px;
+	border-radius: 4px;
 }
 
 .icon {
diff --git a/packages/frontend/src/components/MkDrive.file.vue b/packages/frontend/src/components/MkDrive.file.vue
index e3f96724d9..530859bc00 100644
--- a/packages/frontend/src/components/MkDrive.file.vue
+++ b/packages/frontend/src/components/MkDrive.file.vue
@@ -100,7 +100,7 @@ function onDragend() {
 	position: relative;
 	padding: 8px 0 0 0;
 	min-height: 180px;
-	border-radius: 8px;
+	border-radius: 5px;
 	cursor: pointer;
 
 	&:hover {
diff --git a/packages/frontend/src/components/MkDriveFileThumbnail.vue b/packages/frontend/src/components/MkDriveFileThumbnail.vue
index a44c78c249..66807cf42c 100644
--- a/packages/frontend/src/components/MkDriveFileThumbnail.vue
+++ b/packages/frontend/src/components/MkDriveFileThumbnail.vue
@@ -63,7 +63,7 @@ const isThumbnailAvailable = computed(() => {
 	position: relative;
 	display: flex;
 	background: var(--panel);
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 }
 
diff --git a/packages/frontend/src/components/MkFolder.vue b/packages/frontend/src/components/MkFolder.vue
index 8ddb27a19b..007c4b329d 100644
--- a/packages/frontend/src/components/MkFolder.vue
+++ b/packages/frontend/src/components/MkFolder.vue
@@ -139,7 +139,7 @@ onMounted(() => {
 	background: var(--buttonBg);
 	-webkit-backdrop-filter: var(--blur, blur(15px));
 	backdrop-filter: var(--blur, blur(15px));
-	border-radius: 6px;
+	border-radius: 5px;
 	transition: border-radius 0.3s;
 
 	&:hover {
diff --git a/packages/frontend/src/components/MkFollowButton.vue b/packages/frontend/src/components/MkFollowButton.vue
index d5df6f5753..1a7bba8a7a 100644
--- a/packages/frontend/src/components/MkFollowButton.vue
+++ b/packages/frontend/src/components/MkFollowButton.vue
@@ -141,7 +141,7 @@ onBeforeUnmount(() => {
 	padding: 0;
 	height: 31px;
 	font-size: 16px;
-	border-radius: 32px;
+	border-radius: 5px;
 	background: #fff;
 
 	&.full {
@@ -169,7 +169,7 @@ onBeforeUnmount(() => {
 			bottom: -5px;
 			left: -5px;
 			border: 2px solid var(--focus);
-			border-radius: 32px;
+			border-radius: 5px;
 		}
 	}
 
diff --git a/packages/frontend/src/components/MkInput.vue b/packages/frontend/src/components/MkInput.vue
index 327bd35d92..b203589af0 100644
--- a/packages/frontend/src/components/MkInput.vue
+++ b/packages/frontend/src/components/MkInput.vue
@@ -221,7 +221,7 @@ defineExpose({
 	color: var(--fg);
 	background: var(--panel);
 	border: solid 1px var(--panel);
-	border-radius: 6px;
+	border-radius: 5px;
 	outline: none;
 	box-shadow: none;
 	box-sizing: border-box;
diff --git a/packages/frontend/src/components/MkInstanceCardMini.vue b/packages/frontend/src/components/MkInstanceCardMini.vue
index de726e3aa4..e514e2c6ab 100644
--- a/packages/frontend/src/components/MkInstanceCardMini.vue
+++ b/packages/frontend/src/components/MkInstanceCardMini.vue
@@ -46,7 +46,7 @@ function getInstanceIcon(instance): string {
 	align-items: center;
 	padding: 16px;
 	background: var(--panel);
-	border-radius: 8px;
+	border-radius: 5px;
 
 	> :global(.icon) {
 		display: block;
diff --git a/packages/frontend/src/components/MkLaunchPad.vue b/packages/frontend/src/components/MkLaunchPad.vue
index 321acc0fbc..8425c258a8 100644
--- a/packages/frontend/src/components/MkLaunchPad.vue
+++ b/packages/frontend/src/components/MkLaunchPad.vue
@@ -74,7 +74,7 @@ function close() {
 	overflow: auto;
 	overscroll-behavior: contain;
 	text-align: left;
-	border-radius: 16px;
+	border-radius: 4px;
 
 	&.asDrawer {
 		width: 100%;
@@ -97,7 +97,7 @@ function close() {
 			justify-content: center;
 			vertical-align: bottom;
 			height: 100px;
-			border-radius: 10px;
+			border-radius: 5px;
 
 			&:hover {
 				color: var(--accent);
diff --git a/packages/frontend/src/components/MkMediaBanner.vue b/packages/frontend/src/components/MkMediaBanner.vue
index 9392baac5c..d04f0b453c 100644
--- a/packages/frontend/src/components/MkMediaBanner.vue
+++ b/packages/frontend/src/components/MkMediaBanner.vue
@@ -82,7 +82,7 @@ onMounted(() => {
 }
 
 .audio {
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 }
 </style>
diff --git a/packages/frontend/src/components/MkMediaImage.vue b/packages/frontend/src/components/MkMediaImage.vue
index bf87aa9ff3..016a4b020f 100644
--- a/packages/frontend/src/components/MkMediaImage.vue
+++ b/packages/frontend/src/components/MkMediaImage.vue
@@ -157,7 +157,7 @@ function showMenu(ev: MouseEvent) {
 .hide {
 	display: block;
 	position: absolute;
-	border-radius: 6px;
+	border-radius: 5px;
 	background-color: black;
 	color: var(--accentLighten);
 	font-size: 12px;
@@ -187,7 +187,7 @@ function showMenu(ev: MouseEvent) {
 .menu {
 	display: block;
 	position: absolute;
-	border-radius: 999px;
+	border-radius: 4px;
 	background-color: rgba(0, 0, 0, 0.3);
 	-webkit-backdrop-filter: var(--blur, blur(15px));
 	backdrop-filter: var(--blur, blur(15px));
@@ -223,7 +223,7 @@ function showMenu(ev: MouseEvent) {
 .indicator {
 	/* Hardcode to black because either --bg or --fg makes it hard to read in dark/light mode */
 	background-color: black;
-	border-radius: 6px;
+	border-radius: 5px;
 	color: var(--accentLighten);
 	display: inline-block;
 	font-weight: bold;
diff --git a/packages/frontend/src/components/MkMediaList.vue b/packages/frontend/src/components/MkMediaList.vue
index f134f2021d..c9f02dd452 100644
--- a/packages/frontend/src/components/MkMediaList.vue
+++ b/packages/frontend/src/components/MkMediaList.vue
@@ -341,7 +341,7 @@ const previewable = (file: Misskey.entities.DriveFile): boolean => {
 
 .media {
 	overflow: hidden; // clipにするとバグる
-	border-radius: 8px;
+	border-radius: 5px;
 }
 
 :global(.pswp) {
diff --git a/packages/frontend/src/components/MkMediaVideo.vue b/packages/frontend/src/components/MkMediaVideo.vue
index 2c5c778ae8..e4ddabaaf6 100644
--- a/packages/frontend/src/components/MkMediaVideo.vue
+++ b/packages/frontend/src/components/MkMediaVideo.vue
@@ -68,7 +68,7 @@ const hide = ref((defaultStore.state.nsfw === 'force' || defaultStore.state.enab
 .hide {
 	display: block;
 	position: absolute;
-	border-radius: 6px;
+	border-radius: 5px;
 	background-color: black;
 	color: var(--accentLighten);
 	font-size: 14px;
@@ -118,7 +118,7 @@ const hide = ref((defaultStore.state.nsfw === 'force' || defaultStore.state.enab
 .indicator {
 	/* Hardcode to black because either --bg or --fg makes it hard to read in dark/light mode */
 	background-color: black;
-	border-radius: 6px;
+	border-radius: 5px;
 	color: var(--accentLighten);
 	display: inline-block;
 	font-weight: bold;
diff --git a/packages/frontend/src/components/MkMention.vue b/packages/frontend/src/components/MkMention.vue
index ffc9ca3f4d..e9cc9d5f4f 100644
--- a/packages/frontend/src/components/MkMention.vue
+++ b/packages/frontend/src/components/MkMention.vue
@@ -43,7 +43,7 @@ const bgCss = bg.toRgbString();
 .root {
 	display: inline-block;
 	padding: 4px 8px 4px 4px;
-	border-radius: 999px;
+	border-radius: 4px;
 	color: var(--mention);
 
 	&.isMe {
diff --git a/packages/frontend/src/components/MkMenu.vue b/packages/frontend/src/components/MkMenu.vue
index 392876a2db..626698aa42 100644
--- a/packages/frontend/src/components/MkMenu.vue
+++ b/packages/frontend/src/components/MkMenu.vue
@@ -288,7 +288,7 @@ onBeforeUnmount(() => {
 		margin: auto;
 		width: calc(100% - 16px);
 		height: 100%;
-		border-radius: 6px;
+		border-radius: 5px;
 	}
 
 	&:not(:disabled):hover {
diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index 85a1b42732..14dd7ad467 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -552,7 +552,7 @@ function readPromo() {
 			padding: 0 4px;
 			margin-bottom: 0 !important;
 			background: var(--popup);
-			border-radius: 8px;
+			border-radius: 5px;
 			box-shadow: 0px 4px 32px var(--shadow);
 		}
 
@@ -684,7 +684,7 @@ function readPromo() {
 	left: 8px;
 	width: 5px;
 	height: calc(100% - 16px);
-	border-radius: 999px;
+	border-radius: 4px;
 	pointer-events: none;
 }
 
@@ -724,7 +724,7 @@ function readPromo() {
 	background: var(--popup);
 	padding: 6px 10px;
 	font-size: 0.8em;
-	border-radius: 999px;
+	border-radius: 4px;
 	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
 }
 
@@ -754,7 +754,7 @@ function readPromo() {
 	background: var(--panel);
 	padding: 6px 10px;
 	font-size: 0.8em;
-	border-radius: 999px;
+	border-radius: 4px;
 	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
 }
 
@@ -789,7 +789,7 @@ function readPromo() {
 .quoteNote {
 	padding: 16px;
 	border: dashed 1px var(--renote);
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 }
 
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index 266721f95f..1bd2cef80c 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -572,7 +572,7 @@ if (appearNote.reply && appearNote.reply.replyId && defaultStore.state.autoloadC
 	width: 28px;
 	height: 28px;
 	margin: 0 8px 0 0;
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .renoteText {
@@ -699,7 +699,7 @@ if (appearNote.reply && appearNote.reply.replyId && defaultStore.state.autoloadC
 .quoteNote {
 	padding: 16px;
 	border: dashed 1px var(--renote);
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 }
 
@@ -777,7 +777,7 @@ if (appearNote.reply && appearNote.reply.replyId && defaultStore.state.autoloadC
 .reactionTab {
 	padding: 4px 6px;
 	border: solid 1px var(--divider);
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .reactionTabActive {
diff --git a/packages/frontend/src/components/MkNoteSimple.vue b/packages/frontend/src/components/MkNoteSimple.vue
index f8ef3f3fa6..b7da548e9d 100644
--- a/packages/frontend/src/components/MkNoteSimple.vue
+++ b/packages/frontend/src/components/MkNoteSimple.vue
@@ -50,7 +50,7 @@ const showContent = $ref(false);
 	margin: 0 10px 0 0;
 	width: 34px;
 	height: 34px;
-	border-radius: 8px;
+	border-radius: 5px;
 	position: sticky !important;
 	top: calc(16px + var(--stickyTop, 0px));
 	left: 0;
diff --git a/packages/frontend/src/components/MkNoteSub.vue b/packages/frontend/src/components/MkNoteSub.vue
index 345869e488..36e7c694c4 100644
--- a/packages/frontend/src/components/MkNoteSub.vue
+++ b/packages/frontend/src/components/MkNoteSub.vue
@@ -316,7 +316,7 @@ if (props.detail) {
 	left: 8px;
 	width: 5px;
 	height: calc(100% - 8px);
-	border-radius: 999px;
+	border-radius: 4px;
 	pointer-events: none;
 }
 
@@ -326,7 +326,7 @@ if (props.detail) {
 	margin: 0 8px 0 0;
 	width: 38px;
 	height: 38px;
-	border-radius: 8px;
+	border-radius: 5px;
 }
 
 .body {
@@ -400,6 +400,6 @@ if (props.detail) {
 	padding: 8px !important;
 	border: 1px solid var(--divider);
 	margin: 8px 8px 0 8px;
-	border-radius: 8px;
+	border-radius: 5px;
 }
 </style>
diff --git a/packages/frontend/src/components/MkNotification.vue b/packages/frontend/src/components/MkNotification.vue
index 694d48b3f6..7e7694bf4b 100644
--- a/packages/frontend/src/components/MkNotification.vue
+++ b/packages/frontend/src/components/MkNotification.vue
@@ -181,7 +181,7 @@ useTooltip(reactionRef, (showing) => {
 	display: block;
 	width: 100%;
 	height: 100%;
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .subIcon {
diff --git a/packages/frontend/src/components/MkOmit.vue b/packages/frontend/src/components/MkOmit.vue
index 8c113bd777..85202ff3c0 100644
--- a/packages/frontend/src/components/MkOmit.vue
+++ b/packages/frontend/src/components/MkOmit.vue
@@ -69,7 +69,7 @@ onUnmounted(() => {
 				background: var(--panel);
 				padding: 6px 10px;
 				font-size: 0.8em;
-				border-radius: 999px;
+				border-radius: 4px;
 				box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
 			}
 
diff --git a/packages/frontend/src/components/MkPostForm.vue b/packages/frontend/src/components/MkPostForm.vue
index f0228671b4..1ec5b0d61e 100644
--- a/packages/frontend/src/components/MkPostForm.vue
+++ b/packages/frontend/src/components/MkPostForm.vue
@@ -61,7 +61,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<MkAcct :user="u"/>
 				<button class="_button" style="padding: 4px 8px;" @click="removeVisibleUser(u)"><i class="ph-x ph-bold ph-lg"></i></button>
 			</span>
-			<button class="_buttonPrimary" style="padding: 4px; border-radius: 8px;" @click="addVisibleUser"><i class="ph-plus ph-bold ph-lg ti-fw"></i></button>
+			<button class="_buttonPrimary" style="padding: 4px; border-radius: 5px;" @click="addVisibleUser"><i class="ph-plus ph-bold ph-lg ti-fw"></i></button>
 		</div>
 	</div>
 	<MkInfo v-if="hasNotSpecifiedMentions" warn :class="$style.hasNotSpecifiedMentions">{{ i18n.ts.notSpecifiedMentionWarning }} - <button class="_textButton" @click="addMissingMention()">{{ i18n.ts.add }}</button></MkInfo>
@@ -993,7 +993,7 @@ defineExpose({
 	padding: 0 12px;
 	line-height: 34px;
 	font-weight: bold;
-	border-radius: 6px;
+	border-radius: 5px;
 	min-width: 90px;
 	box-sizing: border-box;
 	color: var(--fgOnAccent);
@@ -1003,7 +1003,7 @@ defineExpose({
 .headerRightItem {
 	margin: 0;
 	padding: 8px;
-	border-radius: 6px;
+	border-radius: 5px;
 
 	&:hover {
 		background: var(--X5);
@@ -1066,7 +1066,7 @@ defineExpose({
 .visibleUser {
 	margin-right: 14px;
 	padding: 8px 0 8px 8px;
-	border-radius: 8px;
+	border-radius: 5px;
 	background: var(--X4);
 }
 
@@ -1135,7 +1135,7 @@ defineExpose({
 	padding: 4px 6px;
 	font-size: .9em;
 	color: var(--warn);
-	border-radius: 6px;
+	border-radius: 5px;
 	min-width: 1.6em;
 	text-align: center;
 
@@ -1175,7 +1175,7 @@ defineExpose({
 	font-size: 1em;
 	width: auto;
 	height: 100%;
-	border-radius: 6px;
+	border-radius: 5px;
 
 	&:hover {
 		background: var(--X5);
diff --git a/packages/frontend/src/components/MkRadio.vue b/packages/frontend/src/components/MkRadio.vue
index c4df3e991b..e0eca18ed2 100644
--- a/packages/frontend/src/components/MkRadio.vue
+++ b/packages/frontend/src/components/MkRadio.vue
@@ -55,7 +55,7 @@ function toggle(): void {
 	background-color: var(--panel);
 	background-clip: padding-box !important;
 	border: solid 1px var(--panel);
-	border-radius: 6px;
+	border-radius: 5px;
 	font-size: 90%;
 	transition: all 0.2s;
 	user-select: none;
diff --git a/packages/frontend/src/components/MkRange.vue b/packages/frontend/src/components/MkRange.vue
index 2cfc27ceee..03d8da4393 100644
--- a/packages/frontend/src/components/MkRange.vue
+++ b/packages/frontend/src/components/MkRange.vue
@@ -181,7 +181,7 @@ const onMousedown = (ev: MouseEvent | TouchEvent) => {
 		padding: 7px 12px;
 		background: var(--panel);
 		border: solid 1px var(--panel);
-		border-radius: 6px;
+		border-radius: 5px;
 
 		> .container {
 			position: relative;
@@ -197,7 +197,7 @@ const onMousedown = (ev: MouseEvent | TouchEvent) => {
 				width: calc(100% - #{$thumbWidth});
 				height: 3px;
 				background: rgba(0, 0, 0, 0.1);
-				border-radius: 999px;
+				border-radius: 4px;
 				overflow: clip;
 
 				> .highlight {
@@ -228,7 +228,7 @@ const onMousedown = (ev: MouseEvent | TouchEvent) => {
 					height: 3px;
 					margin-left: - math.div($tickWidth, 2);
 					background: var(--divider);
-					border-radius: 999px;
+					border-radius: 4px;
 				}
 			}
 
@@ -238,7 +238,7 @@ const onMousedown = (ev: MouseEvent | TouchEvent) => {
 				height: $thumbHeight;
 				cursor: grab;
 				background: var(--accent);
-				border-radius: 999px;
+				border-radius: 4px;
 
 				&:hover {
 					background: var(--accentLighten);
diff --git a/packages/frontend/src/components/MkReactionsViewer.reaction.vue b/packages/frontend/src/components/MkReactionsViewer.reaction.vue
index d0db515219..03c91e2ba6 100644
--- a/packages/frontend/src/components/MkReactionsViewer.reaction.vue
+++ b/packages/frontend/src/components/MkReactionsViewer.reaction.vue
@@ -119,7 +119,7 @@ useTooltip(buttonEl, async (showing) => {
 	margin: 2px;
 	padding: 0 6px;
 	font-size: 1.5em;
-	border-radius: 6px;
+	border-radius: 5px;
 
 	&.canToggle {
 		background: var(--buttonBg);
@@ -147,7 +147,7 @@ useTooltip(buttonEl, async (showing) => {
 	&.large {
 		height: 52px;
 		font-size: 2em;
-		border-radius: 8px;
+		border-radius: 5px;
 
 		> .count {
 			font-size: 0.6em;
diff --git a/packages/frontend/src/components/MkSelect.vue b/packages/frontend/src/components/MkSelect.vue
index f7b9e5828b..83563587e2 100644
--- a/packages/frontend/src/components/MkSelect.vue
+++ b/packages/frontend/src/components/MkSelect.vue
@@ -241,7 +241,7 @@ function show(ev: MouseEvent) {
 	color: var(--fg);
 	background: var(--panel);
 	border: solid 1px var(--panel);
-	border-radius: 6px;
+	border-radius: 5px;
 	outline: none;
 	box-shadow: none;
 	box-sizing: border-box;
diff --git a/packages/frontend/src/components/MkSignin.vue b/packages/frontend/src/components/MkSignin.vue
index 4fddc3f27b..fcccc1b0f3 100644
--- a/packages/frontend/src/components/MkSignin.vue
+++ b/packages/frontend/src/components/MkSignin.vue
@@ -236,6 +236,6 @@ function resetPassword(): void {
 	background: #ddd;
 	background-position: center;
 	background-size: cover;
-	border-radius: 100%;
+	border-radius: 5px;
 }
 </style>
diff --git a/packages/frontend/src/components/MkSignupDialog.rules.vue b/packages/frontend/src/components/MkSignupDialog.rules.vue
index c45cb3ebe0..c58107bd1f 100644
--- a/packages/frontend/src/components/MkSignupDialog.rules.vue
+++ b/packages/frontend/src/components/MkSignupDialog.rules.vue
@@ -165,7 +165,7 @@ async function updateAgreeNote(v: boolean) {
 		font-weight: bold;
 		align-items: center;
 		justify-content: center;
-		border-radius: 999px;
+		border-radius: 4px;
 	}
 }
 
diff --git a/packages/frontend/src/components/MkSubNoteContent.vue b/packages/frontend/src/components/MkSubNoteContent.vue
index a0559e719a..021dc0d863 100644
--- a/packages/frontend/src/components/MkSubNoteContent.vue
+++ b/packages/frontend/src/components/MkSubNoteContent.vue
@@ -78,7 +78,7 @@ const collapsed = $ref(isLong);
 				background: var(--panel);
 				padding: 6px 10px;
 				font-size: 0.8em;
-				border-radius: 999px;
+				border-radius: 4px;
 				box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
 			}
 
@@ -114,7 +114,7 @@ const collapsed = $ref(isLong);
 	background: var(--popup);
 	padding: 6px 10px;
 	font-size: 0.8em;
-	border-radius: 999px;
+	border-radius: 4px;
 	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
 }
 </style>
diff --git a/packages/frontend/src/components/MkSuperMenu.vue b/packages/frontend/src/components/MkSuperMenu.vue
index efd5665396..f5af327820 100644
--- a/packages/frontend/src/components/MkSuperMenu.vue
+++ b/packages/frontend/src/components/MkSuperMenu.vue
@@ -59,7 +59,7 @@ defineProps<{
 				width: 100%;
 				box-sizing: border-box;
 				padding: 9px 16px 9px 8px;
-				border-radius: 9px;
+				border-radius: 5px;
 				font-size: 0.9em;
 
 				&:hover {
diff --git a/packages/frontend/src/components/MkSwitch.button.vue b/packages/frontend/src/components/MkSwitch.button.vue
index a7e91acc39..9d20103364 100644
--- a/packages/frontend/src/components/MkSwitch.button.vue
+++ b/packages/frontend/src/components/MkSwitch.button.vue
@@ -52,7 +52,7 @@ const toggle = () => {
 	background: var(--switchOffBg);
 	background-clip: content-box;
 	border: solid 1px var(--switchOffBg);
-	border-radius: 999px;
+	border-radius: 4px;
 	cursor: pointer;
 	transition: inherit;
 	user-select: none;
@@ -72,7 +72,7 @@ const toggle = () => {
 	top: 3px;
 	width: 15px;
 	height: 15px;
-	border-radius: 999px;
+	border-radius: 4px;
 	transition: all 0.2s ease;
 
 	&:not(.knobChecked) {
diff --git a/packages/frontend/src/components/MkTab.vue b/packages/frontend/src/components/MkTab.vue
index 9785d89403..2b93d2eb4f 100644
--- a/packages/frontend/src/components/MkTab.vue
+++ b/packages/frontend/src/components/MkTab.vue
@@ -39,7 +39,7 @@ export default defineComponent({
 	> button {
 		flex: 1;
 		padding: 10px 8px;
-		border-radius: 999px;
+		border-radius: 4px;
 
 		&:disabled {
 			opacity: 1 !important;
diff --git a/packages/frontend/src/components/MkTextarea.vue b/packages/frontend/src/components/MkTextarea.vue
index 9893c91fb1..036ad3b9e7 100644
--- a/packages/frontend/src/components/MkTextarea.vue
+++ b/packages/frontend/src/components/MkTextarea.vue
@@ -153,7 +153,7 @@ onMounted(() => {
 	color: var(--fg);
 	background: var(--panel);
 	border: solid 1px var(--panel);
-	border-radius: 6px;
+	border-radius: 5px;
 	outline: none;
 	box-shadow: none;
 	box-sizing: border-box;
diff --git a/packages/frontend/src/components/MkToast.vue b/packages/frontend/src/components/MkToast.vue
index 48908cf3e6..78eccd0618 100644
--- a/packages/frontend/src/components/MkToast.vue
+++ b/packages/frontend/src/components/MkToast.vue
@@ -66,7 +66,7 @@ onMounted(() => {
 	max-width: calc(100% - 32px);
 	width: min-content;
 	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 	text-align: center;
 	pointer-events: none;
diff --git a/packages/frontend/src/components/MkUrlPreview.vue b/packages/frontend/src/components/MkUrlPreview.vue
index f38e914b23..9cec4009c8 100644
--- a/packages/frontend/src/components/MkUrlPreview.vue
+++ b/packages/frontend/src/components/MkUrlPreview.vue
@@ -231,7 +231,7 @@ onUnmounted(() => {
 	display: block;
 	font-size: 14px;
 	box-shadow: 0 0 0 1px var(--divider);
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 
 	&:hover {
diff --git a/packages/frontend/src/components/MkUserCardMini.vue b/packages/frontend/src/components/MkUserCardMini.vue
index fbc2e09b0b..465a109887 100644
--- a/packages/frontend/src/components/MkUserCardMini.vue
+++ b/packages/frontend/src/components/MkUserCardMini.vue
@@ -50,7 +50,7 @@ onMounted(() => {
 	align-items: center;
 	padding: 16px;
 	background: var(--panel);
-	border-radius: 8px;
+	border-radius: 5px;
 
 	> :global(.avatar) {
 		display: block;
diff --git a/packages/frontend/src/components/MkUserInfo.vue b/packages/frontend/src/components/MkUserInfo.vue
index c13ef60f3b..6bb2fc8957 100644
--- a/packages/frontend/src/components/MkUserInfo.vue
+++ b/packages/frontend/src/components/MkUserInfo.vue
@@ -100,7 +100,7 @@ defineProps<{
 	color: #fff;
 	background: rgba(0, 0, 0, 0.7);
 	font-size: 0.7em;
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .description {
diff --git a/packages/frontend/src/components/MkUserPopup.vue b/packages/frontend/src/components/MkUserPopup.vue
index ae4a641237..da75bbc1c2 100644
--- a/packages/frontend/src/components/MkUserPopup.vue
+++ b/packages/frontend/src/components/MkUserPopup.vue
@@ -145,7 +145,7 @@ onMounted(() => {
 	color: #fff;
 	background: rgba(0, 0, 0, 0.7);
 	font-size: 0.7em;
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .avatarBack {
@@ -226,7 +226,7 @@ onMounted(() => {
 	right: 44px;
 	padding: 6px;
 	background: var(--panel);
-	border-radius: 999px;
+	border-radius: 4px;
 }
 
 .follow {
diff --git a/packages/frontend/src/components/MkVisitorDashboard.vue b/packages/frontend/src/components/MkVisitorDashboard.vue
index f91d8db40b..264d079a21 100644
--- a/packages/frontend/src/components/MkVisitorDashboard.vue
+++ b/packages/frontend/src/components/MkVisitorDashboard.vue
@@ -114,7 +114,7 @@ function showMenu(ev) {
 }
 
 function exploreOtherServers() {
-	window.open('https://join.misskey.page/instances', '_blank');
+	window.open('https://joinsharkey.org/#findaninstance', '_blank');
 }
 </script>
 
@@ -151,7 +151,7 @@ function exploreOtherServers() {
 	right: 16px;
 	width: 32px;
 	height: 32px;
-	border-radius: 8px;
+	border-radius: 5px;
 	font-size: 18px;
 }
 
diff --git a/packages/frontend/src/components/form/link.vue b/packages/frontend/src/components/form/link.vue
index 9df41eb00b..365ce6de66 100644
--- a/packages/frontend/src/components/form/link.vue
+++ b/packages/frontend/src/components/form/link.vue
@@ -52,7 +52,7 @@ const props = defineProps<{
 	box-sizing: border-box;
 	padding: 10px 14px;
 	background: var(--buttonBg);
-	border-radius: 6px;
+	border-radius: 5px;
 	font-size: 0.9em;
 
 	&:hover {
diff --git a/packages/frontend/src/components/global/MkAvatar.vue b/packages/frontend/src/components/global/MkAvatar.vue
index 27c25b9490..3b07ac110a 100644
--- a/packages/frontend/src/components/global/MkAvatar.vue
+++ b/packages/frontend/src/components/global/MkAvatar.vue
@@ -142,10 +142,10 @@ watch(() => props.user.avatarBlurhash, () => {
 }
 
 .square {
-	border-radius: 20%;
+	border-radius: 5px;
 
 	> .inner {
-		border-radius: 20%;
+		border-radius: 5px;
 	}
 }
 
diff --git a/packages/frontend/src/components/global/MkError.vue b/packages/frontend/src/components/global/MkError.vue
index 0df8fa3b8f..efb7b75fb9 100644
--- a/packages/frontend/src/components/global/MkError.vue
+++ b/packages/frontend/src/components/global/MkError.vue
@@ -44,6 +44,6 @@ const emit = defineEmits<{
   width: 128px;
 	height: 128px;
 	margin-bottom: 16px;
-	border-radius: 16px;
+	border-radius: 4px;
 }
 </style>
diff --git a/packages/frontend/src/components/global/MkPageHeader.tabs.vue b/packages/frontend/src/components/global/MkPageHeader.tabs.vue
index e62967963f..57e41ed06a 100644
--- a/packages/frontend/src/components/global/MkPageHeader.tabs.vue
+++ b/packages/frontend/src/components/global/MkPageHeader.tabs.vue
@@ -242,7 +242,7 @@ onUnmounted(() => {
 	bottom: 0;
 	height: 3px;
 	background: var(--accent);
-	border-radius: 999px;
+	border-radius: 4px;
 	transition: none;
 	pointer-events: none;
 
diff --git a/packages/frontend/src/pages/_error_.vue b/packages/frontend/src/pages/_error_.vue
index 4977cece40..037d6c94a8 100644
--- a/packages/frontend/src/pages/_error_.vue
+++ b/packages/frontend/src/pages/_error_.vue
@@ -82,6 +82,6 @@ definePageMetadata({
 	vertical-align: bottom;
 	height: 128px;
 	margin-bottom: 24px;
-	border-radius: 16px;
+	border-radius: 4px;
 }
 </style>
diff --git a/packages/frontend/src/pages/about-sharkey.vue b/packages/frontend/src/pages/about-sharkey.vue
index dee4680be0..85047584d8 100644
--- a/packages/frontend/src/pages/about-sharkey.vue
+++ b/packages/frontend/src/pages/about-sharkey.vue
@@ -206,7 +206,7 @@ definePageMetadata({
 				display: block;
 				width: 80px;
 				margin: 0 auto;
-				border-radius: 16px;
+				border-radius: 4px;
 				position: relative;
 				z-index: 1;
 			}
@@ -256,7 +256,7 @@ definePageMetadata({
 	align-items: center;
 	padding: 12px;
 	background: var(--buttonBg);
-	border-radius: 6px;
+	border-radius: 5px;
 
 	&:hover {
 		text-decoration: none;
@@ -289,7 +289,7 @@ definePageMetadata({
 	align-items: center;
 	padding: 12px;
 	background: var(--buttonBg);
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .patronIcon {
diff --git a/packages/frontend/src/pages/about.vue b/packages/frontend/src/pages/about.vue
index 14c35997b8..23b8e20b9f 100644
--- a/packages/frontend/src/pages/about.vue
+++ b/packages/frontend/src/pages/about.vue
@@ -164,7 +164,7 @@ definePageMetadata(computed(() => ({
 <style lang="scss" module>
 .banner {
 	text-align: center;
-	border-radius: 10px;
+	border-radius: 5px;
 	overflow: clip;
 	background-size: cover;
 	background-position: center center;
@@ -174,7 +174,7 @@ definePageMetadata(computed(() => ({
 	display: block;
 	margin: 16px auto 0 auto;
 	height: 64px;
-	border-radius: 8px;
+	border-radius: 5px;
 }
 
 .bannerName {
@@ -213,7 +213,7 @@ definePageMetadata(computed(() => ({
 		font-weight: bold;
 		align-items: center;
 		justify-content: center;
-		border-radius: 999px;
+		border-radius: 4px;
 	}
 }
 
diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index 419201437e..281a496904 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -528,7 +528,7 @@ definePageMetadata(computed(() => ({
 			> .suspended, > .silenced, > .moderator {
 				display: inline-block;
 				border: solid 1px;
-				border-radius: 6px;
+				border-radius: 5px;
 				padding: 2px 6px;
 				font-size: 85%;
 			}
@@ -608,7 +608,7 @@ definePageMetadata(computed(() => ({
 .announcementItem {
 	display: flex;
 	padding: 8px 12px;
-	border-radius: 6px;
+	border-radius: 5px;
 	cursor: pointer;
 }
 </style>
diff --git a/packages/frontend/src/pages/admin/_header_.vue b/packages/frontend/src/pages/admin/_header_.vue
index 503fb2af9c..6b619249da 100644
--- a/packages/frontend/src/pages/admin/_header_.vue
+++ b/packages/frontend/src/pages/admin/_header_.vue
@@ -286,7 +286,7 @@ onUnmounted(() => {
 			bottom: 0;
 			height: 3px;
 			background: var(--accent);
-			border-radius: 999px;
+			border-radius: 4px;
 			transition: all 0.2s ease;
 			pointer-events: none;
 		}
diff --git a/packages/frontend/src/pages/admin/index.vue b/packages/frontend/src/pages/admin/index.vue
index 18b1a2ab6f..ab4394eac2 100644
--- a/packages/frontend/src/pages/admin/index.vue
+++ b/packages/frontend/src/pages/admin/index.vue
@@ -344,7 +344,7 @@ defineExpose({
 					display: block;
 					margin: auto;
 					height: 42px;
-					border-radius: 8px;
+					border-radius: 5px;
 				}
 			}
 		}
diff --git a/packages/frontend/src/pages/admin/modlog.ModLog.vue b/packages/frontend/src/pages/admin/modlog.ModLog.vue
index 8d83b32fa1..761a5b7020 100644
--- a/packages/frontend/src/pages/admin/modlog.ModLog.vue
+++ b/packages/frontend/src/pages/admin/modlog.ModLog.vue
@@ -111,7 +111,7 @@ const props = defineProps<{
 .diff {
 	background: #fff;
 	color: #000;
-	border-radius: 6px;
+	border-radius: 5px;
 	overflow: clip;
 }
 </style>
diff --git a/packages/frontend/src/pages/admin/overview.federation.vue b/packages/frontend/src/pages/admin/overview.federation.vue
index 8705af169c..16bf6985ea 100644
--- a/packages/frontend/src/pages/admin/overview.federation.vue
+++ b/packages/frontend/src/pages/admin/overview.federation.vue
@@ -146,7 +146,7 @@ onMounted(async () => {
 					margin-right: 12px;
 					background: var(--accentedBg);
 					color: var(--accent);
-					border-radius: 10px;
+					border-radius: 5px;
 				}
 
 				&.sub {
diff --git a/packages/frontend/src/pages/admin/overview.stats.vue b/packages/frontend/src/pages/admin/overview.stats.vue
index 59b5540ea5..580bfb780b 100644
--- a/packages/frontend/src/pages/admin/overview.stats.vue
+++ b/packages/frontend/src/pages/admin/overview.stats.vue
@@ -115,7 +115,7 @@ onMounted(async () => {
 				margin-right: 12px;
 				background: var(--accentedBg);
 				color: var(--accent);
-				border-radius: 10px;
+				border-radius: 5px;
 			}
 
 			&.users {
diff --git a/packages/frontend/src/pages/admin/server-rules.vue b/packages/frontend/src/pages/admin/server-rules.vue
index bf9c6b0f48..af1caa87c1 100644
--- a/packages/frontend/src/pages/admin/server-rules.vue
+++ b/packages/frontend/src/pages/admin/server-rules.vue
@@ -104,7 +104,7 @@ definePageMetadata({
 	height: 28px;
 	align-items: center;
 	justify-content: center;
-	border-radius: 999px;
+	border-radius: 4px;
 	margin-right: 8px;
 }
 
@@ -119,7 +119,7 @@ definePageMetadata({
 	height: 40px;
 	color: var(--error);
 	margin-left: auto;
-	border-radius: 6px;
+	border-radius: 5px;
 
 	&:hover {
 		background: var(--X5);
diff --git a/packages/frontend/src/pages/antenna-timeline.vue b/packages/frontend/src/pages/antenna-timeline.vue
index 299974527d..c84d35c7d0 100644
--- a/packages/frontend/src/pages/antenna-timeline.vue
+++ b/packages/frontend/src/pages/antenna-timeline.vue
@@ -112,7 +112,7 @@ definePageMetadata(computed(() => antenna ? {
 	display: block;
 	margin: var(--margin) auto 0 auto;
 	padding: 8px 16px;
-	border-radius: 32px;
+	border-radius: 5px;
 }
 
 .tl {
diff --git a/packages/frontend/src/pages/channel.vue b/packages/frontend/src/pages/channel.vue
index 7348ceb98c..ef7b1c0d7e 100644
--- a/packages/frontend/src/pages/channel.vue
+++ b/packages/frontend/src/pages/channel.vue
@@ -268,7 +268,7 @@ definePageMetadata(computed(() => channel ? {
 	padding: 8px 12px;
 	font-size: 80%;
 	background: rgba(0, 0, 0, 0.7);
-	border-radius: 6px;
+	border-radius: 5px;
 	color: #fff;
 }
 
@@ -283,7 +283,7 @@ definePageMetadata(computed(() => channel ? {
 	left: 16px;
 	background: rgba(0, 0, 0, 0.7);
 	color: var(--warn);
-	border-radius: 6px;
+	border-radius: 5px;
 	font-weight: bold;
 	font-size: 1em;
 	padding: 4px 7px;
diff --git a/packages/frontend/src/pages/emoji-edit-dialog.vue b/packages/frontend/src/pages/emoji-edit-dialog.vue
index f54e395bb4..b9dd3e6e8f 100644
--- a/packages/frontend/src/pages/emoji-edit-dialog.vue
+++ b/packages/frontend/src/pages/emoji-edit-dialog.vue
@@ -206,7 +206,7 @@ async function del() {
 
 .imgContainer {
 	padding: 8px;
-	border-radius: 6px;
+	border-radius: 5px;
 }
 
 .img {
diff --git a/packages/frontend/src/pages/emojis.emoji.vue b/packages/frontend/src/pages/emojis.emoji.vue
index fce652b599..210a0fcf8f 100644
--- a/packages/frontend/src/pages/emojis.emoji.vue
+++ b/packages/frontend/src/pages/emojis.emoji.vue
@@ -61,7 +61,7 @@ function menu(ev) {
 	padding: 12px;
 	text-align: left;
 	background: var(--panel);
-	border-radius: 8px;
+	border-radius: 5px;
 
 	&:hover {
 		border-color: var(--accent);
diff --git a/packages/frontend/src/pages/follow-requests.vue b/packages/frontend/src/pages/follow-requests.vue
index 02487bf0bf..1686718f2c 100644
--- a/packages/frontend/src/pages/follow-requests.vue
+++ b/packages/frontend/src/pages/follow-requests.vue
@@ -87,7 +87,7 @@ definePageMetadata(computed(() => ({
 			margin: 0 12px 0 0;
 			width: 42px;
 			height: 42px;
-			border-radius: 8px;
+			border-radius: 5px;
 		}
 
 		> .body {
diff --git a/packages/frontend/src/pages/instance-info.vue b/packages/frontend/src/pages/instance-info.vue
index bd02065379..b4d2fcf0d9 100644
--- a/packages/frontend/src/pages/instance-info.vue
+++ b/packages/frontend/src/pages/instance-info.vue
@@ -242,7 +242,7 @@ definePageMetadata({
 		display: block;
 		margin: 0 16px 0 0;
 		height: 64px;
-		border-radius: 8px;
+		border-radius: 5px;
 	}
 
 	> .name {
diff --git a/packages/frontend/src/pages/invite.vue b/packages/frontend/src/pages/invite.vue
index a72cf47b93..2c0ed41450 100644
--- a/packages/frontend/src/pages/invite.vue
+++ b/packages/frontend/src/pages/invite.vue
@@ -114,6 +114,6 @@ definePageMetadata({
 	width: 128px;
 	height: 128px;
 	margin-bottom: 16px;
-	border-radius: 16px;
+	border-radius: 4px;
 }
 </style>
diff --git a/packages/frontend/src/pages/list.vue b/packages/frontend/src/pages/list.vue
index 38f454de85..9309ebc08f 100644
--- a/packages/frontend/src/pages/list.vue
+++ b/packages/frontend/src/pages/list.vue
@@ -141,7 +141,7 @@ definePageMetadata(computed(() => list ? {
   width: 128px;
 	height: 128px;
 	margin-bottom: 16px;
-	border-radius: 16px;
+	border-radius: 4px;
 }
 
 .button {
diff --git a/packages/frontend/src/pages/my-antennas/index.vue b/packages/frontend/src/pages/my-antennas/index.vue
index 74b5961263..b1d92e42e8 100644
--- a/packages/frontend/src/pages/my-antennas/index.vue
+++ b/packages/frontend/src/pages/my-antennas/index.vue
@@ -74,7 +74,7 @@ onActivated(() => {
 	display: block;
 	padding: 16px;
 	border: solid 1px var(--divider);
-	border-radius: 6px;
+	border-radius: 5px;
 
 	&:hover {
 		border: solid 1px var(--accent);
diff --git a/packages/frontend/src/pages/my-lists/index.vue b/packages/frontend/src/pages/my-lists/index.vue
index c637e1ea25..01cd0d8aa9 100644
--- a/packages/frontend/src/pages/my-lists/index.vue
+++ b/packages/frontend/src/pages/my-lists/index.vue
@@ -84,7 +84,7 @@ onActivated(() => {
 	display: block;
 	padding: 16px;
 	border: solid 1px var(--divider);
-	border-radius: 6px;
+	border-radius: 5px;
 	margin-bottom: 8px;
 
 	&:hover {
diff --git a/packages/frontend/src/pages/note.vue b/packages/frontend/src/pages/note.vue
index e3a0e2630e..1de610e282 100644
--- a/packages/frontend/src/pages/note.vue
+++ b/packages/frontend/src/pages/note.vue
@@ -141,7 +141,7 @@ definePageMetadata(computed(() => note ? {
 .loadPrev {
 	min-width: 0;
 	margin: 0 auto;
-	border-radius: 999px;
+	border-radius: 4px;
 }
 
 .loadNext {
diff --git a/packages/frontend/src/pages/page-editor/page-editor.container.vue b/packages/frontend/src/pages/page-editor/page-editor.container.vue
index 9ea7d7fd15..cb0af1d548 100644
--- a/packages/frontend/src/pages/page-editor/page-editor.container.vue
+++ b/packages/frontend/src/pages/page-editor/page-editor.container.vue
@@ -63,7 +63,7 @@ function remove() {
 	overflow: hidden;
 	background: var(--panel);
 	border: solid 2px var(--X12);
-	border-radius: 8px;
+	border-radius: 5px;
 
 	&:hover {
 		border: solid 2px var(--X13);
diff --git a/packages/frontend/src/pages/role.vue b/packages/frontend/src/pages/role.vue
index 35b5d5af4e..ec58203879 100644
--- a/packages/frontend/src/pages/role.vue
+++ b/packages/frontend/src/pages/role.vue
@@ -104,7 +104,7 @@ definePageMetadata(computed(() => ({
   width: 128px;
 	height: 128px;
 	margin-bottom: 16px;
-	border-radius: 16px;
+	border-radius: 4px;
 }
 </style>
 
diff --git a/packages/frontend/src/pages/settings/apps.vue b/packages/frontend/src/pages/settings/apps.vue
index ad72018961..c06db27245 100644
--- a/packages/frontend/src/pages/settings/apps.vue
+++ b/packages/frontend/src/pages/settings/apps.vue
@@ -93,7 +93,7 @@ definePageMetadata({
 	margin: 0 12px 0 0;
 	width: 50px;
 	height: 50px;
-	border-radius: 8px;
+	border-radius: 5px;
 }
 
 .appBody {
diff --git a/packages/frontend/src/pages/settings/drive-cleaner.vue b/packages/frontend/src/pages/settings/drive-cleaner.vue
index d86b664cfe..791d76d1b4 100644
--- a/packages/frontend/src/pages/settings/drive-cleaner.vue
+++ b/packages/frontend/src/pages/settings/drive-cleaner.vue
@@ -152,7 +152,7 @@ definePageMetadata({
 	height: 12px;
 	background: rgba(0, 0, 0, 0.1);
 	overflow: clip;
-	border-radius: 999px;
+	border-radius: 4px;
 }
 
 .meterValue {
diff --git a/packages/frontend/src/pages/settings/drive.vue b/packages/frontend/src/pages/settings/drive.vue
index 95b4406ed1..0c6effbaa2 100644
--- a/packages/frontend/src/pages/settings/drive.vue
+++ b/packages/frontend/src/pages/settings/drive.vue
@@ -148,12 +148,12 @@ definePageMetadata({
 .meter {
 	height: 10px;
 	background: rgba(0, 0, 0, 0.1);
-	border-radius: 999px;
+	border-radius: 4px;
 	overflow: clip;
 }
 
 .meterValue {
 	height: 100%;
-	border-radius: 999px;
+	border-radius: 4px;
 }
 </style>
diff --git a/packages/frontend/src/pages/settings/profile.vue b/packages/frontend/src/pages/settings/profile.vue
index d016e57095..b6377d8b9b 100644
--- a/packages/frontend/src/pages/settings/profile.vue
+++ b/packages/frontend/src/pages/settings/profile.vue
@@ -267,7 +267,7 @@ definePageMetadata({
 	background-size: cover;
 	background-position: center;
 	border: solid 1px var(--divider);
-	border-radius: 10px;
+	border-radius: 5px;
 	overflow: clip;
 }
 
diff --git a/packages/frontend/src/pages/settings/reaction.vue b/packages/frontend/src/pages/settings/reaction.vue
index 83ed4ab605..12d37c9da2 100644
--- a/packages/frontend/src/pages/settings/reaction.vue
+++ b/packages/frontend/src/pages/settings/reaction.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <div class="_gaps_m">
 	<FromSlot>
 		<template #label>{{ i18n.ts.reactionSettingDescription }}</template>
-		<div v-panel style="border-radius: 6px;">
+		<div v-panel style="border-radius: 5px;">
 			<Sortable v-model="reactions" :class="$style.reactions" :itemKey="item => item" :animation="150" :delay="100" :delayOnTouchOnly="true">
 				<template #item="{element}">
 					<button class="_button" :class="$style.reactionsItem" @click="remove(element, $event)">
diff --git a/packages/frontend/src/pages/settings/theme.vue b/packages/frontend/src/pages/settings/theme.vue
index a4926c703e..1f67d37855 100644
--- a/packages/frontend/src/pages/settings/theme.vue
+++ b/packages/frontend/src/pages/settings/theme.vue
@@ -172,7 +172,7 @@ definePageMetadata({
 
 <style lang="scss" scoped>
 .rfqxtzch {
-	border-radius: 6px;
+	border-radius: 5px;
 
 	> .toggle {
 		position: relative;
diff --git a/packages/frontend/src/pages/theme-editor.vue b/packages/frontend/src/pages/theme-editor.vue
index b71252551e..80a5946180 100644
--- a/packages/frontend/src/pages/theme-editor.vue
+++ b/packages/frontend/src/pages/theme-editor.vue
@@ -244,7 +244,7 @@ definePageMetadata({
 				position: relative;
 				width: 64px;
 				height: 64px;
-				border-radius: 8px;
+				border-radius: 5px;
 
 				> .preview {
 					position: absolute;
@@ -271,10 +271,10 @@ definePageMetadata({
 				}
 
 				&.rounded {
-					border-radius: 999px;
+					border-radius: 4px;
 
 					> .preview {
-						border-radius: 999px;
+						border-radius: 4px;
 					}
 				}
 
diff --git a/packages/frontend/src/pages/timeline.vue b/packages/frontend/src/pages/timeline.vue
index 962a3aa4e4..3a0bebc1ff 100644
--- a/packages/frontend/src/pages/timeline.vue
+++ b/packages/frontend/src/pages/timeline.vue
@@ -231,7 +231,7 @@ definePageMetadata(computed(() => ({
 	display: block;
 	margin: var(--margin) auto 0 auto;
 	padding: 8px 16px;
-	border-radius: 32px;
+	border-radius: 5px;
 }
 
 .postForm {
diff --git a/packages/frontend/src/pages/user-list-timeline.vue b/packages/frontend/src/pages/user-list-timeline.vue
index b2e18fc5ed..5c6231d558 100644
--- a/packages/frontend/src/pages/user-list-timeline.vue
+++ b/packages/frontend/src/pages/user-list-timeline.vue
@@ -105,7 +105,7 @@ definePageMetadata(computed(() => list ? {
 	display: block;
 	margin: var(--margin) auto 0 auto;
 	padding: 8px 16px;
-	border-radius: 32px;
+	border-radius: 5px;
 }
 
 .tl {
diff --git a/packages/frontend/src/pages/user/home.vue b/packages/frontend/src/pages/user/home.vue
index 21d07008dc..a29574959d 100644
--- a/packages/frontend/src/pages/user/home.vue
+++ b/packages/frontend/src/pages/user/home.vue
@@ -385,7 +385,7 @@ onUnmounted(() => {
 						color: #fff;
 						background: rgba(0, 0, 0, 0.7);
 						font-size: 0.7em;
-						border-radius: 6px;
+						border-radius: 5px;
 					}
 
 					> .actions {
@@ -492,7 +492,7 @@ onUnmounted(() => {
 
 					> .role {
 						border: solid 1px var(--color, var(--divider));
-						border-radius: 999px;
+						border-radius: 4px;
 						margin-right: 4px;
 						padding: 3px 8px;
 					}
@@ -507,7 +507,7 @@ onUnmounted(() => {
 					background: transparent;
 					color: var(--fg);
 					border: 1px solid var(--divider);
-					border-radius: 8px;
+					border-radius: 5px;
 					padding: 8px;
 					line-height: 0;
 
@@ -713,9 +713,9 @@ onUnmounted(() => {
 	margin: calc(var(--margin) / 2) 0;
 	padding: calc(var(--margin) / 2) 0;
 	background: var(--bg);
-	border-radius: 8px;
+	border-radius: 5px;
 	> button {
-		border-radius: 8px;
+		border-radius: 5px;
 		margin-left: 0.4rem;
 		margin-right: 0.4rem;
 	}
diff --git a/packages/frontend/src/pages/user/index.photos.vue b/packages/frontend/src/pages/user/index.photos.vue
index b5ef77f016..383261d890 100644
--- a/packages/frontend/src/pages/user/index.photos.vue
+++ b/packages/frontend/src/pages/user/index.photos.vue
@@ -93,7 +93,7 @@ onMounted(() => {
 
 .img {
 	height: 128px;
-	border-radius: 6px;
+	border-radius: 5px;
 	overflow: clip;
 }
 
diff --git a/packages/frontend/src/pages/user/lists.vue b/packages/frontend/src/pages/user/lists.vue
index 4b9c5cbf8f..474237f018 100644
--- a/packages/frontend/src/pages/user/lists.vue
+++ b/packages/frontend/src/pages/user/lists.vue
@@ -45,7 +45,7 @@ const pagination = {
 	display: block;
 	padding: 16px;
 	border: solid 1px var(--divider);
-	border-radius: 6px;
+	border-radius: 5px;
 	margin-bottom: 8px;
 
 	&:hover {
diff --git a/packages/frontend/src/pages/welcome.entrance.a.vue b/packages/frontend/src/pages/welcome.entrance.a.vue
index d446b198d1..665dbed7b9 100644
--- a/packages/frontend/src/pages/welcome.entrance.a.vue
+++ b/packages/frontend/src/pages/welcome.entrance.a.vue
@@ -155,7 +155,7 @@ os.apiGet('federation/instances', {
 		background: var(--acrylicPanel);
 		-webkit-backdrop-filter: var(--blur, blur(15px));
 		backdrop-filter: var(--blur, blur(15px));
-		border-radius: 999px;
+		border-radius: 4px;
 		overflow: clip;
 		width: 800px;
 		padding: 8px 0;
@@ -175,14 +175,14 @@ os.apiGet('federation/instances', {
 	padding: 6px 12px 6px 6px;
 	margin: 0 10px 0 0;
 	background: var(--panel);
-	border-radius: 999px;
+	border-radius: 4px;
 
 	> :global(.icon) {
 		display: inline-block;
 		width: 20px;
 		height: 20px;
 		margin-right: 5px;
-		border-radius: 999px;
+		border-radius: 4px;
 	}
 }
 </style>
diff --git a/packages/frontend/src/pages/welcome.timeline.vue b/packages/frontend/src/pages/welcome.timeline.vue
index 1b1f20cc7a..823f713d39 100644
--- a/packages/frontend/src/pages/welcome.timeline.vue
+++ b/packages/frontend/src/pages/welcome.timeline.vue
@@ -88,7 +88,7 @@ onUpdated(() => {
 	padding: 16px;
 	margin: 0 0 0 auto;
 	max-width: max-content;
-	border-radius: 16px;
+	border-radius: 4px;
 }
 
 .richcontent {
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index 53d9b06ab7..69306d5b90 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -63,11 +63,11 @@ export const defaultStore = markRaw(new Storage('base', {
 	},
 	collapseRenotes: {
 		where: 'account',
-		default: true,
+		default: false,
 	},
 	collapseFiles: {
 		where: 'account',
-		default: true,
+		default: false,
 	},
 	rememberNoteVisibility: {
 		where: 'account',
diff --git a/packages/frontend/src/style.scss b/packages/frontend/src/style.scss
index edb7123cce..df2f953c50 100644
--- a/packages/frontend/src/style.scss
+++ b/packages/frontend/src/style.scss
@@ -391,7 +391,7 @@ hr {
 		vertical-align: bottom;
 		height: 128px;
 		margin-bottom: 16px;
-		border-radius: 16px;
+		border-radius: 4px;
 	}
 }
 
diff --git a/packages/frontend/src/ui/_common_/navbar-for-mobile.vue b/packages/frontend/src/ui/_common_/navbar-for-mobile.vue
index a9deaa06bd..70dbc7e0b3 100644
--- a/packages/frontend/src/ui/_common_/navbar-for-mobile.vue
+++ b/packages/frontend/src/ui/_common_/navbar-for-mobile.vue
@@ -146,7 +146,7 @@ function more() {
 		left: 0;
 		right: 0;
 		bottom: 0;
-		border-radius: 999px;
+		border-radius: 4px;
 		background: linear-gradient(90deg, var(--buttonGradateA), var(--buttonGradateB));
 	}
 
@@ -233,7 +233,7 @@ function more() {
 			left: 0;
 			right: 0;
 			bottom: 0;
-			border-radius: 999px;
+			border-radius: 4px;
 			background: var(--accentedBg);
 		}
 	}
diff --git a/packages/frontend/src/ui/_common_/navbar.vue b/packages/frontend/src/ui/_common_/navbar.vue
index 5bdba85e73..73ef815899 100644
--- a/packages/frontend/src/ui/_common_/navbar.vue
+++ b/packages/frontend/src/ui/_common_/navbar.vue
@@ -199,7 +199,7 @@ function more(ev: MouseEvent) {
 			left: 0;
 			right: 0;
 			bottom: 0;
-			border-radius: 999px;
+			border-radius: 4px;
 			background: linear-gradient(90deg, var(--buttonGradateA), var(--buttonGradateB));
 		}
 
@@ -292,7 +292,7 @@ function more(ev: MouseEvent) {
 				left: 0;
 				right: 0;
 				bottom: 0;
-				border-radius: 999px;
+				border-radius: 4px;
 				background: var(--accentedBg);
 			}
 		}
@@ -445,7 +445,7 @@ function more(ev: MouseEvent) {
 				left: 0;
 				right: 0;
 				bottom: 0;
-				border-radius: 999px;
+				border-radius: 4px;
 				background: var(--accentedBg);
 			}
 
diff --git a/packages/frontend/src/ui/_common_/notification.vue b/packages/frontend/src/ui/_common_/notification.vue
index dfc1f83960..4ca900ff12 100644
--- a/packages/frontend/src/ui/_common_/notification.vue
+++ b/packages/frontend/src/ui/_common_/notification.vue
@@ -22,7 +22,7 @@ defineProps<{
 <style lang="scss" module>
 .root {
 	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
-	border-radius: 8px;
+	border-radius: 5px;
 	overflow: clip;
 	contain: content;
 }
diff --git a/packages/frontend/src/ui/_common_/upload.vue b/packages/frontend/src/ui/_common_/upload.vue
index 3365571a14..676dd1d542 100644
--- a/packages/frontend/src/ui/_common_/upload.vue
+++ b/packages/frontend/src/ui/_common_/upload.vue
@@ -40,7 +40,7 @@ const zIndex = os.claimZIndex('high');
 	padding: 16px 20px;
 	pointer-events: none;
 	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
-	border-radius: 8px;
+	border-radius: 5px;
 }
 .mk-uploader:empty {
   display: none;
diff --git a/packages/frontend/src/ui/deck/column.vue b/packages/frontend/src/ui/deck/column.vue
index d6aec598da..82505ee145 100644
--- a/packages/frontend/src/ui/deck/column.vue
+++ b/packages/frontend/src/ui/deck/column.vue
@@ -255,7 +255,7 @@ function onDrop(ev) {
 	height: 100%;
 	overflow: clip;
 	contain: strict;
-	border-radius: 10px;
+	border-radius: 5px;
 
 	&.draghover {
 		&:after {
@@ -356,7 +356,7 @@ function onDrop(ev) {
 	width: 3px;
 	height: calc(100% - 24px);
 	background: var(--accent);
-	border-radius: 999px;
+	border-radius: 4px;
 }
 
 .tabShape {
diff --git a/packages/frontend/src/ui/visitor.vue b/packages/frontend/src/ui/visitor.vue
index 0dfe6cc5bf..4d2678a4c5 100644
--- a/packages/frontend/src/ui/visitor.vue
+++ b/packages/frontend/src/ui/visitor.vue
@@ -273,7 +273,7 @@ defineExpose({
 				padding: 10px;
 				box-sizing: border-box;
 				text-align: center;
-				border-radius: 999px;
+				border-radius: 4px;
 
 				&._button {
 					background: var(--panel);
diff --git a/packages/frontend/src/widgets/WidgetCalendar.vue b/packages/frontend/src/widgets/WidgetCalendar.vue
index 4b592203ec..08537b42c8 100644
--- a/packages/frontend/src/widgets/WidgetCalendar.vue
+++ b/packages/frontend/src/widgets/WidgetCalendar.vue
@@ -208,7 +208,7 @@ defineExpose<WidgetComponentExpose>({
 	width: 100%;
 	overflow: hidden;
 	background: var(--X11);
-	border-radius: 8px;
+	border-radius: 5px;
 }
 
 .meterVal {
diff --git a/packages/frontend/src/widgets/WidgetInstanceInfo.vue b/packages/frontend/src/widgets/WidgetInstanceInfo.vue
index 48a1849090..ce4de307db 100644
--- a/packages/frontend/src/widgets/WidgetInstanceInfo.vue
+++ b/packages/frontend/src/widgets/WidgetInstanceInfo.vue
@@ -66,7 +66,7 @@ defineExpose<WidgetComponentExpose>({
 	display: inline-block;
 	width: 60px;
 	height: 60px;
-	border-radius: 8px;
+	border-radius: 5px;
 	box-sizing: border-box;
 	border: solid 3px #fff;
 }
diff --git a/packages/frontend/src/widgets/WidgetPhotos.vue b/packages/frontend/src/widgets/WidgetPhotos.vue
index e377ffc6bf..46cf3893af 100644
--- a/packages/frontend/src/widgets/WidgetPhotos.vue
+++ b/packages/frontend/src/widgets/WidgetPhotos.vue
@@ -101,7 +101,7 @@ defineExpose<WidgetComponentExpose>({
 
 	.img {
 		border: solid 4px transparent;
-		border-radius: 8px;
+		border-radius: 5px;
 	}
 }