"Tachibana Yusen" in a certain town. There is a public bath that Kasuko, who has extraordinary big breasts, inherited from her father. There are regular customers from my father's time, but young people and old people gathered for Kasuko's big breasts. However, it was decided to open a sports gym with a spa in the neighborhood, and as a countermeasure, he was considering new services with regular customers.
田中瞳
as Kazuko Umeno
倖田李梨
as Tatsuko Sawai
Mari Yamaguchi
as Yuri Ôtomo
柳東士
as Makoto Baba
なかみつせいじ
as Shô Ôtomo
Atsushi Tsuda
as Uma Nami-kun
Tomohiro Okada
as Torino Jôji
Hajime Ota
as Shingo Watari
