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

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

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

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

渡辺久美子
Mika (voice) / Wapuro (voice)

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

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