"Okasan no Hibaku Piano" features a protagonist modeled after Mitsunori Yagawa, 67, a piano tuner who lives in Hiroshima's Asa-Minami Ward. (http://www.asahi.com/ajw/articles/13318060)
| Actor | Role |
|---|---|
 Shiro SanoMitsunori Yagawa | Mitsunori Yagawa |
 Tomu MutoNanako Eguchi | Nanako Eguchi |
 Yōko MoriguchiKumiko Eguchi | Kumiko Eguchi |
 Ichirôta MiyakawaKohei Eguchi | Kohei Eguchi |