Ayaka is getting some great roles, and this film gives her another boost.
Good job, Ayaka chan!
The film is called 旅立ちの島唄~十五の春~/ Tabidachi no Shima-uta~Jugo no Haru ('Island Song Journey- 15th year Spring' ...or sumpin' like dat)
The children on a small island, Minami Daito Island, must attend schoold on the mainland (meaning Okinawa) when they reach 15 years old.
Ayaka's character, Yuna, has very mixed feelings, she is the youngest child in the family, and although excited to see the bigger world, and join her mother (played by Shinobu Otake) and elder brother and sister (Saori Koide), she is worried about leaving her father (Kaoru Kobayashi) alone on Minami Daito.
Release date is April 27, 2013 in Okinawa, and then in May in the rest of Japan.