Mamiya kyodai

The Mamiya Brothers (間宮兄弟) is a 2006 Japanese comedy film written and directed by Yoshimitsu Morita, based on a novel by Kaori Ekuni. The film's theme, Hey, brother, was performed by Rip Slyme.

Plot
The film follows two thirty-something eccentric brothers (Akinobu and Tetsunobu), who are also each other's best friends. Their mundane lives change when sisters Naomi and Yumi accept their invitations to a party and the brothers have to decide if they are ready to exchange their happy existence for the vicissitudes of love.

Cast

 * Kuranosuke Sasaki as Akinobu Mamiya
 * Muga Tsukaji as Tetsunobu Mamiya
 * Miyuki Nakajima as Junko Mamiya
 * Takako Tokiwa as Yoriko Kuzuhara
 * Erika Sawajiri as Naomi Honma
 * Keiko Kitagawa as Yumi Honma
 * Hiromi Iwasaki as Miyoko Anzai
 * Ryūta Satō as Kota