鈴木勝美
Deputy Headteacher (voice) / Oolong-Tea (voice) / Masumasu Yamanoki (voice)

島田敏
Katchi (voice) / Katsuo Harada (voice) / Modam (voice)

三石琴乃
Heike Ibuki (voice) / Wonder Ibuki / Super Ibuki (voice)

安西正弘
The Owner of Ganko-Tei (voice) / Ebiten (voice)

渡辺久美子
Wapuro (voice) / Mika (voice)

菅原淳一
Kanio Heike (voice) / Headteacher (voice)

Sumi Shimamoto
Yamabuki Heike / Kiku Kuki (voice) / Kiku Kuki (voice)

佐々木望
Genji Agedama / Agedaman (voice)

玉川砂記子
Kuki Rei / Onyomiko (voice)

滝口順平
Raizo Kuki (voice)

三浦雅子
Okame (voice)

森川智之
Kensaku Morikawa / Sato (voice)

高木渉
Tanaka (voice)

岩永哲哉
Suzuki (voice)

山崎和佳奈
Hitomi Kirara (voice)

こおろぎさとみ
Kodama Heike (voice)

大谷育江
Kodama Heike (voice)

林原めぐみ
E-Huv (voice)

山口勝平
Hikari Yumenokōji (voice)

白鳥由里
Yuri Shiratori (voice)