Nanami Nabemoto

Katsuya Maruyama is a middle school student boy full of obscene thoughts. He then meets Tatsuo Shimoi, a single father who moves into the same apartment complex. Tatsuo Shimoi is a bit of an enigma: he doesn't get along with the housewives in the apartment complex and doesn't appear to work. Through his encounter with the mysterious single father, Katsuya grows as a person.

Sakai's Happiness is a humorous and bittersweet portrayal of an ordinary family dealing with the challenges of everyday life.

New student Kanji transfers to 6th grade 2 class, where Ayami Mutoi works as the homeroom teacher. Students begin to talk among themselves that they have seen new transfer student Kanji in a dream. Yuiko Koto also had a night mare. In her nightmare, a boy that looks transfer student Kanji appeared as a prince. Ayami Mutoi tries to keep that to herself. She actually likes the prince in her dream.

A TV special movie aired in Japan.