Asleep (2015)
Original title: 白河夜船
Asleep is a 2015 Japanese-language romance movie directed by Shingo Wakagi, with a running time of 1h 31m. It stars Sakura Ando, Arata Iura and Mitsuki Tanimura.
Terako is a young woman without a job. She has an affair with Iwanaga who is married. His wife is in a coma. One day, Terako's friend kills herself. After that, Terako sleeps all day long and wakes up only when Iwanaga calls her.