Osamu Sato (佐藤 理, Satō Osamu) is a Japanese digital artist, photographer, and composer. His first published work was the ambient music album Objectless (1983). His first work in the video game industry was Eastern Mind: The Lost Souls of Tong-Nou, which first released in Japan for Classic Mac OS in 1994, and in North America for Microsoft Windows the following year. In 1998, he produced and composed the music for the video game LSD: Dream Emulator on the PlayStation, which later became his most recognizable work outside of Japan.
He was born on April 14, 1960 in Kyoto, Japan.