Bright Future (2003)

Two young guys work in a plant that manufactures oshibori (those moist hand-towels found in some Japanese restaurants). Their weird bond is based on uncontrollable rage--something neither can articulate or control--and the strange jellyfish that they keep as a pet. (imdb)
Cast and Information
Directed By: Kiyoshi Kurosawa
Written By: Kiyoshi Kurosawa
Starring: Tadanobu Asano, Joe Odagiri, Ken'ichi Matsuyama, Takashi Sasano, Tatsuya Fuji, Marumi Shiraishi
Genre: Drama
AKA: Akarui mirai
Country: Japan