- Takase Kazuya (I'VE)
- Other Information
- Arrangement: Takase Kazuya (I'VE)
"a-gain" is a song recorded by KOTOKO. It is found on KOTOKO's seventh studio album tears cyclone -Kai- as track #7. It is a self cover of Ray's song of the the same name, that it was used as the ending theme for the anime Ao no Kanata no Four Rhythm.
- Lyrics: Uta-net