Otoya Takechi (Manami Numakura)
Artist
A character-name credit for Otoya Takechi of the anime Riddle Story of Devil, sung by voice actress Manami Numakura, who performs the ending theme 'Concentration'.
Songs（1 songs）
| Type | Song | Anime | |
|---|---|---|---|
| ED | Concentration | Riddle Story of Devil |