Trumpet of the Cliff
Aoi studies photography at a school in Tokyo. She undergoes a heart transplant operation and goes to the island of Okinawa to recover. Her uncle lives on the island. There, she holds a camera and walks along the island. Aoi hears the sound of a trumpet. She looks up and sees a young man playing the trumpet. His name is Zio.
Starring Nanami Sakuraba, Byung Hun, Nene Otsuka, Takuro Tatsumi, Miu Tachibana, Yuki Kubota, Shinzô Hotta
Watch "Trumpet of the Cliff" on Rakuten Viki released in 2016. It's a drama movie, and has a rating of 5.6 out of 10 from Imdb which is fairly okay for this kind of movie, and is currently available to watch for free.