Isuke Inukai
Suzu Shutô
Maths Teacher (Ep 2)
Haru Ichinose
Eisuke Inukai (Ep 8, 12)
Female Instructor B (Ep 1) / Female Student (Ep 4)
Chitaru Namatame's Former Teacher (Ep 6)
Chitaru Namatame
Ataru Mizorogi
Karami Azuma (Tokaku's Mother) (Ep 2, 9, 12)
Kaiba-sensei (Ep 1-3, 7, 9-12)
Myôjô Academy Principal (Ep 2)
Attracting Student (Ep 6) / Sumireko's Bearleader (Ep 12) / Kenji (Ep 8) / Man (Ep 9)
Instructor A (Ep 1)
Meichi Yuri (Ep 1, 3, 8, 10-12)
Nio Hashiri
Irena (Ep 4)
Boy with Darts (Ep 6)
Mahiru Banba / Shinya
Mako Azuma (Ep 2, 5, 9, 12)
Tomokazu Sugita (Kaiba-sensei (Ep 1-3, 7, 9-12))
Azumi Asakura (Isuke Inukai)
Verschiedene
Lynn (Female Instructor B) / Yû Asakawa (Irena)
Tomomichi Nishimura (Myôjô Academy Principal (Ep 2))
Chika Anzai (Suzu Shutô)
Risa Hayamizu (Chitaru Namatame's Former Teacher (Ep 6))
Hisako Kanemoto (Haru Ichinose)
Jun'ichi Suwabe (Eisuke Inukai (Ep 8, 12))
Takahiro Sakurai (Ataru Mizorogi)
Yoshino Nanjô (Nio Hashiri)
Yumi Uchiyama (Mako Azuma (Ep 2, 5, 9, 12))