Kokichi Yamaguchi
Osamu (Kokichi's eldest son)
Fujiko
Yoichi Matsuyama
Nusai (Kokichi's eldest daughter)
Yasuo (son)
Kentaro Sekiya
Sakura (Kokichi's second daughter)
Mayumi
Yu (Kokichi's second son)
Okada (Factory manager)
Katayama
