Yoko Kanno is in charge of the soundtrack of this new movie, Umimachi Diary, coming this summer in Japan.
There is originally a manga with the same title, and the director Koreeda Hirokazu is in charge of the movie. It will be screened in theaters starting from June 13, 2015 in Japan.
If I understood correctly, it tells the story of 4 sisters who start living together in Kamakura after their father passed away. The father rejected all of them and the youngest one had a different mother.