Hikari
Rei
Hajime
Honey
Art
Drag Queen (Ep 6)
Birthday
Doctor (Ep 4, 9, 11-12)
Mamiya (Ep 2,4-10)
Mina
Female High School Student B (Ep 1)
Child B (Ep 8)
Nice
Shun'ichi Ishigami
Gô Samura (Ep 3)
Sakuraba (Ep 11)
Murasaki
Hikaru (Ep 1-2, 7)
Ratio
Kôji Takahashi (Mamiya (Ep 2,4-10))
Ryôta Takeuchi (Shun'ichi Ishigami)