Yuzo Koshiro (古代祐三, Koshiro Yūzō, born December 12, 1967 in Hino, Tokyo) is a Japanese video game music composer. Koshiro was exposed to music at a very young age, learning to play the piano at age 3. He also received music composition lessons from the well-known composer Joe Hisaishi. Koshiro's first composing job was with Nihon Falcom in 1986, where he contributed to the soundtracks of Xanadu Scenario II and Romancia. However, his most well-known Falcom works are his contributions to Sorcerian, Ys I, and Ys II.