The Boy and the Beast (2015)

Cast: Koji Yakusho, Aoi Miyazaki, Shota Sometani, Suzu Hirose, Lily Franky, Yo Oizumi, Kazuhiro Yamaji, Mamoru Miyano, Kappei Yamaguchi, Haru Kuroki

Kyuta, a boy living in Shibuya, and Kumatetsu, a lonesome beast from Jutengai, an imaginary world. One day, Kyuta forays into the imaginary world and, as he's looking for his way back, meets Kumatetsu…