Masaki Aiba Hugs Rin Fukumatsu Behind the Scenes of “4 Out,” Shares a Character-Like Bond With Kuranosuke Sasaki

Behind-the-scenes footage of “4 Out” shows Masaki Aiba embracing Rin Fukumatsu. Aiba also describes his relationship with Kuranosuke Sasaki as similar to the one their characters share.