Koichi Sugiyama was a renowned Japanese composer and conductor, best known for his work on the music for the popular video game series Dragon Quest. Born on April 11, 1931, he began his career in music at a young age and later became a prominent figure in the gaming industry, creating memorable soundtracks that enhanced the gaming experience. In addition to his work in video games, Sugiyama was also a classical music enthusiast and contributed to various orchestral performances. He founded the Dragon Quest Symphony, which showcased his compositions and brought together fans of both classical and video game music. Sugiyama passed away on September 30, 2021.