Tatsuya Ishii (石井竜也) is a Japanese singer-songwriter, musician, producer, and visual artist born on September 22, 1959, in Kitaibaraki City, Japan. He is best known as a key member of Kome Kome Club, where he helped define the group’s distinctive pop sound and performance-driven style. His career has been closely associated with Japanese pop, balancing catchy melodies, theatrical presentation, and a strong personal visual identity.
Alongside his work with Kome Kome Club, Ishii has maintained a solo career and other creative projects across songwriting, performance, and production. He is also linked to Sony Music Entertainment Japan, and his broader catalog shows a consistent interest in mixing accessible pop with more expressive and experimental ideas. Recent activity has continued to keep his name visible, including the final performance of his solo concert series NYLON CLUB, a collaboration stage with BNK48, and renewed attention around "Kimi ga Iru dake de" through cover versions and related performances. For listeners searching for an artist connected to Japanese pop and anime-adjacent music culture, Tatsuya Ishii remains a notable figure with a long, varied career.
