Naozumi Takahashi, born 高橋直純 on December 6, 1971, in Japan, is a singer-songwriter known for his contributions to Anison, J-pop, and pop music. His career began with the release of "Soshite Omae ni Deaeta Dake De" and "Muteki na Smile", which gained significant popularity. Naozumi Takahashi's single "Ashita No Kioku" was used as an opening theme for Black Blood Brothers. Throughout his career, he released numerous albums including ColorS (2009), infinity (2010), and amorous (2018). Notable EPs include Rainy day / スカイライトの空 (2002) and Keep on Dancin’ (2004). Naozumi Takahashi has also been involved in various voice acting roles, notably in anime series such as Kamikaze Kaito Jeanne, where he voiced Minazuki Yamato, Ojamajo Doremi, voicing Takurou, and Digimon Adventure 02. His work spans multiple genres and media, showcasing his versatility as an artist. Additionally, Naozumi Takahashi has contributed to video games such as the Harukanaru Toki no Naka de series, voicing characters like Inori, Isato, Hinoe, and Toya. He also lent his voice to drama CDs, including roles in Angel Sanctuary, Elemental Gelade, and Dr. Hayami - Super Stylish Doctors Story. His discography includes collaborations with various labels, such as Koei Music and Realize Records.