About using the site and its content

Do you offer services in languages other than Japanese?

We support English, Korean, and Traditional Chinese.

You can switch languages in the language menu.

*Membership applications from residents outside of Japan began on March 16, 2026.
https://backnumber.info/news/detail/400116

Other questions regarding "Site usage and content"

• Q.
  What are the recommended system requirements?
• Q.
  [iPhone] You cannot view, play, or download content.
• Q.
  [Android] You cannot view, play, or download content.
• Q.
  [PC] You cannot view, play, or download content.
• Q.
  May I use the site's content, CD cover art, artist images, and audio files on my personal homepage or in printed materials?

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