Diner is a 2019 Japanese crime film directed by Mika Ninagawa and written by Yumeaki Hirayama, based on a novel by Hirayama and a subsequent manga series by Takanori Kawai. The film stars Tina Tamashiro as Kanako, a young woman who is hired as a waitress at a restaurant owned by chef and former hitman Bombero that caters exclusively to professional killers.