Homesick (2013)

Name: Homesick
Released: 2013-08-10
Duration: 1 h 38 min
Cast: Tomohiro Kaku, Yuki Kaneda, Tsubasa Funasaki, Sho Honma, 奥田恵梨華

Thirty-year-old, unemployed Kenji (Kaku Tomohiro) spends his days listlessly at his parent's home, which is set to be torn down any day now. He relives his childhood when a third grader out for summer vacation nails Kenji with a water balloon, and Kenji fights back.