diff --git a/packages/frontend/src/components/MkReactionsViewer.reaction.vue b/packages/frontend/src/components/MkReactionsViewer.reaction.vue
index b521171b2..aabebb3ab 100644
--- a/packages/frontend/src/components/MkReactionsViewer.reaction.vue
+++ b/packages/frontend/src/components/MkReactionsViewer.reaction.vue
@@ -38,6 +38,8 @@ const canToggle = computed(() => !props.reaction.match(/@\w/) && $i);
 async function toggleReaction() {
 	if (!canToggle.value) return;
 
+	// TODO: その絵文字を使う権限があるかどうか確認
+
 	const oldReaction = props.note.myReaction;
 	if (oldReaction) {
 		const confirm = await os.confirm({