The Ravine of Goodbye (さよなら渓谷, Sayonara keikoku) is a 2013 Japanese drama film directed by Tatsushi Ōmori. The film is based on the Japanese 2008 novel Sayonara keikoku by Shuichi Yoshida, which intrigued Ōmori with its central mystery of a rape victim and her perpetrator choosing to live together. It won the Special Jury Prize at the 35th Moscow International Film Festival. The ending theme song "Saisakizaka" was written by musician Ringo Sheena, and performed by lead actress Yōko Maki.