The promotional image of the theatrical animation "The Song of Lu Announces the Dawn" produced by Masaaki Yuasa has been released. The work is expected to be released on May 19, 2017. The screenwriters are Reiko Yoshida and Masaaki Yuasa.
The story takes place in the small fishing village of Hinashi, where a junior high school student named Kai lives with his father and grandfather. Kai has a hard time expressing his complex feelings for his parents, and in his depressed life, his only spiritual sustenance is to upload his own music to the Internet. One day, his classmates Kunio and Yubu invite Kai to join the band, and the three of them go to Mermaid Island to make contact. As a result, a mermaid girl named Lu appears in front of the three of them. Spending time with Lu every day also makes Kai gradually open up his heart. However, mermaids have meant disaster to Hinashi since ancient times. There is a big gap between the people of the fishing village and Lu, and the town is also in crisis. Can Kai and his friends save the town?