The official YouTube channel for Japanese girl group ATARASHII GAKKO! started streaming a music video for their latest digital single song "Sailor, Sail On," which is featured as the theme song for the upcoming original anime feature film Labyrinth ( Meikyu no Shiori in Japan). ATARASHII GAKKO! "Sailor, Sail On" Music Video The group also released a performance video of the song filmed at the Orix Theater in Osaka on December 21, which was held as part of their latest concert tour "THE MARCHING OF AG! TOUR." "Sailor, Sail On" Live Performance at Orix Theater The music video was directed by Keisuke Shimizu, who also helmed ATARASHII GAKKO!'s the 10th anniversary film released in June 2025, ATARASHII GAKKO! THE MOVIE , while renowned CG artist Tatsuki Saito served as CG director. "Sailor, Sail On" released digitally on December 19., 2025. "Sailor, Sail On" digital jacket ATARASHII GAKKO! artist photo RELATED: Labyrinth Anime Film Unveils Main Trailer, Visual, Additional Voice Cast Labyrinth , directed by Shoji Kawamori ( Macross and Aquarion franchise), is set to release in Japan on January 1, 2026. SUZUKA, one of ATARASHII GAKKO!'s four members, voices the protagonist, Shiori Maezawa, and SHIORI@REVOLUTION, another Shiori who appeared in the real world from the smartphone world, as her first voice acting roles. Risa Ebata ( Macross Frontier ) provides character designs and Taichi Hashimoto ( revisions composition) pens the script. SANJIGEN ( BanG Dream! ) works on anime production. The official website for the 38th Tokyo International Film Festival (TIFF), which held the film's Asian premiere in October, describes the synopsis as such: Shiori, an ordinary high school girl yearning for viral fame, is replaced in reality by her digital counterpart "SHIORI" after a crack forms on her smartphone. Trapped in the digital world, she can only watch as her double rises as a pop icon. With the help of Komori, a mysterious rabbit-man, Shiori must navigate a surreal cyber labyrinth to reclaim her life. Source: ATARASHII GAKKO! official YouTube channel 1 , 2
