Kobayashi Isamu, a first-year high school student, lives in a family of four with his father, an artist, his mother, an insurance agent, and his sister, an office worker. To make ends meet, he works as a milkman. At school, he is a member of the kendo club and spends his days working out with his seniors. Over time, he has various encounters with a series of girls.
Kawarasaki Gonjuro IV
Isamu Kobayashi
Mako Ishino
Sayoko Matsuyama
Jun Fubuki
Machiko Ohtani
Toshie Negishi
Masato Furuoya
Gō Awazu
Tatsuya Miyazaki
Hiroshi Fukami
Osamu Sakuta
Akihiko Hayashida
Makoto Ashikawa
Ken Yamaoka
Hiroyuki Nagato
Yoko Nogiwa
