Secret base ~kimi ga kureta mono~

is a song covered by Pastel*Palettes.

It was originally sung by Zone on August 8, 2001. The song was then used as the ending theme for two anime, and  (both versions covered by the main characters' voice actresses).

The full version of the song is included in the album BanG Dream! Girls Band Party! Cover Collection Vol.1. It was released on June 27, 2018.