Shinobu Otake as Nikuko-chan (voice)

Cocomi as Kikuko (voice)

Natsuki Hanae as Ninomiya (voice)

Ikuji Nakamura as Sassan (voice)

Izumi Ishii as Maria (voice)

Atsushi Yamanishi as Zenji (voice)

Yuichi Yasoda as Old man at the aquarium / Other characters (voice)

Matsuko Deluxe as Darcia (voice)

Riho Yoshioka as Miu (voice)

Hiro Shimono as Lizard / Gecko (voice)

Rena Motomura as Kanemoto (voice)

Koko Ueno as Hozumi (voice)

Raiizumi Inagaki as Penguin / Zenji's Niece (voice)