diff --git a/locales/en-US.yml b/locales/en-US.yml
index c277e01db7..664fe12c38 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -109,6 +109,8 @@ common:
   use-contrast-reversi-stones: "Make the stone color clear in reversi"
   verified-user: "Verified account"
   disable-animated-mfm: "Disable animated texts in a post"
+  always-show-nsfw: "常に閲覧注意のメディアを表示する"
+  this-setting-is-this-device-only: "このデバイスのみ"
   do-not-use-in-production: 'As this is for development, do not use this in production.'
   reversi:
     drawn: "Draw"