10 Promises To My Dog is a 2008 Japanese film. The film was directed by Katsuhide Motoki, and stars Rena Tanaka, Mayuko Fukuda and Etsushi Toyokawa. Rena Tanaka and Mayuko Fukuda play the adult and the young version of Akari Saito respectively, while actor Etsushi Toyokawa stars as Akari's father. Based on a novel by Hare Kawaguchi, this film tells the story of Akari Saito and her dog named Socks. The pair supported each other as they grew up together.