Maruhi onsen: Iwaburo jōji

Main Cast (Top 10 billed, oldest first)

• Keisuke Yukioka

  Age at release: 59

• Ichiro Kijima

  Age at release: 39

• Naomi Tani

  Age at release: 28

• Naomi Oka

  Age at release: 24

• Natsuko Yashiro

  Age at release: 22

• Kunio Shimizu

  Age at release: Unknown

• Haruka Tajima

  Age at release: Unknown

• Yoshie Kitsuda

  Age at release: Unknown

• Naoki Nishiyama

  Age at release: Unknown

• Kensuke Tamai

  Age at release: Unknown