Cast
Reiko Yasuhara
Hamako Shihonmatsu (voice)
Yoshiaki Matsumoto
Hassaku Hozumi (voice)
Eiji Itoh
Mizuho Tanonka / Professor (voice)
Akemi Okamura
Aoi Fukami / Ken (voice)
Akitaro Daichi
Doshin (voice)
Kazuya Ichijo
Go / Nonki Hayama / Seiichiro Haryu (voice)
Koji Ishii
President / Surfer (voice)
Masahito Yabe
Masato Oppama (voice)
Mayumi Misawa
Mai Horaguchi (voice)
Ichikawa Mieko
Battobi (voice)
Rika Komatsu
Announcer / Yuri (voice)
Yoshiaki Matsumoto
Hassako Hozumi (voice)
Kaori Asoh
Mikiko "Kuromi-Chan" Oguro (voice)