Monster Strike (2015)

Cast: Yusuke Kobayashi, Jun Fukushima, Lynn, Yoko Hikasa, Taishi Murata, Eri Suzuki, Daisuke Ono, Ikumi Hayama

Ren Homura returns to his former residence, yet he feels very uncomfortable: he possesses no memory of having lived there. Without warning or his permission, a game called "Monster Strike" installs it…