The official YouTube channel for Japanese rock band sumika started streaming a music video for their 10th CD single song, "Honto," which is featured as the theme song for the upcoming film Doraemon the Movie: Nobita and the New Castle of the Undersea Devil . The song has also been used as the ending theme for the Doraemon TV anime since Episode 811 aired in Japan on January 10. sumika "Honto" Music Video sumika, signed to Sony Music Records under Sony Music Labels, was formed in May, 2013, releasing nine CD singles, five full albums, and four mini- albums to date. Their well-known anime theme song works include "Fiction" for Wotakoi: Love Is Hard for Otaku (2018), "Higher Ground" for My Hero Academia: Heroes Rising (2019), and "Unmei" for Delicious in Dungeon (2024). The CD single of "Honto" released in Japan on February 25, 2026, ranking #3 in Oricon's daily single charts on its first day . The single also includes three more songs: "Sekishunka feat. Lilas Ikuta," "Blue" (a new song inspired by Doraemon ), and "Ressentiment no Yurikago." First press limited edition CD jacket Doraemon edition (Perfect limited production edition) CD jacket Regular edition CD jacket sumika artist photo RELATED: Doraemon: Nobita and the New Castle of the Undersea Devil Anime Film Reveals New Screenshots and Ambassadors As the 45th entry in the Doraemon anime feature film series, Doraemon the Movie: Nobita and the New Castle of the Undersea Devil is scheduled to release in Japan this Friday, February 27, 2026. The Doraemon TV anime and film series are based on the original manga by Fujiko F. Fujio. Tetsuo Yajima directs Doraemon the Movie: Nobita and the New Castle of the Undersea Devil with a script by Isao Murayama. It is a remake of the 1983 Nobita and the Castle of the Undersea Devil , where Doraemon, Nobita and the rest of the gang visit the undersea kingdoms of Mu and Atlantis. Doraemon: Nobita and the New Castle of the Undersea Devil Trailer Featuring The Theme Song "Honto" Source : sumika official YouTube channel
