Usagi Drop.

About Usagi Drop

Bunny Drop , also known as Usagi Drop, is a 2011 Japanese drama film based on the manga of the same name by Yumi Unita. The film is directed by Sabu, and the screenplay was done by both Sabu and scriptwriter Tamio Hayashi. Bunny Drop stars actor Kenichi Matsuyama, who plays Daikichi, an office worker and a single man. Child actress Mana Ashida also plays Rin, a six-year-old illegitimate child of Daikichi's grandfather, in the film.