The Adventure of Robocon

Shigehisa Ono

Shintaro Oyama

Midori Katō

Hatsue Oyama

Mayumi Sakuma

Midori Oyama

Yoshikazu Yamada

Hajime Oyama

Nobuyoshi Fukuda

Makoto Oyama

Kaho Shimada

Robin

Tōru Yuri

Constable Machida

Yumiko Yamada

Hachiro Okamoto

Hideyo Amamoto