Grasshopper

Grasshopper (グラスホッパー) is a 2015 Japanese revenge thriller film directed by Tomoyuki Takimoto and starring Toma Ikuta, Tadanobu Asano and Hey! Say! JUMP member Ryosuke Yamada. It was released in Japan on November 7, 2015. It is based on the 2004 novel of the same name by Kōtarō Isaka, the first novel in his Hitman series. An American adaptation of the second novel, Bullet Train, was released in 2022.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.