 Yūsaku MatsudaSho Yoshimoto | Sho Yoshimoto |
 Jūzō ItamiKosuke Numata | Kosuke Numata |
 Saori YukiChikako Numata | Chikako Numata |
 Ichirôta MiyakawaShigeyuki Numata | Shigeyuki Numata |
| JJunichi TsujitaShinichi Numata | Shinichi Numata |
 Yoneko MatsukaneShigeyuki's English Teacher | Shigeyuki's English Teacher |
 Kaori OkamotoMieko's Older Sister | Mieko's Older Sister |
 Jun TogawaNeighbor's Wife | Neighbor's Wife |
 Kazuko ShirakawaMieko's Mother | Mieko's Mother |
 Shinobu TsurutaShinichi's English and Homeroom Teacher | Shinichi's English and Homeroom Teacher |
 Shiro SasakiMieko's Father | Mieko's Father |
 Katsunobu ItoShigeyuki's Japanese Teacher | Shigeyuki's Japanese Teacher |
 Yoshihiro KatoShigeyuki's Homeroom Teacher | Shigeyuki's Homeroom Teacher |
| KKoichiro DoiYutaka Tsuchiya | Yutaka Tsuchiya |
| TTakuya UemuraJun Mitsui | Jun Mitsui |
 Asako MaekawaYuriko Tagami | Yuriko Tagami |
| TTomomi WatanabeMasami Kimura | Masami Kimura |
| MMayuko MatsunoAkemi Hamamoto | Akemi Hamamoto |
| IIzumi NakamoriYasuko Kikuchi | Yasuko Kikuchi |
 Mayumi SatoMieko Yamashita | Mieko Yamashita |
| TTakahiro OgawaTomoyuki Shibata | Tomoyuki Shibata |
 Kentarō ShimizuYoung Teacher | Young Teacher |
 Yoko AkiYoshimoto's Girlfriend | Yoshimoto's Girlfriend |
 Shusuke KanekoBookstore Clerk (uncredited) | Bookstore Clerk (uncredited) |
