Tetsu Inoue (井上徹) is a former electronic music producer from Japan. He primarily made various types of ambient music, such as ambient techno & lowercase, particularly on the label FAX. He has lived in Japan, San Francisco, and New York and collaborated with musicians such as Pete Namlook, Bill Laswell, Andrew Deutsch, Carl Stone, Terre Thaemlitz, Jonah Sharp, Taylor Deupree, and Uwe Schmidt. After the release of his last album Inland in 2007, Inoue completely disappeared from the public eye.