Tatsuya Egawa(江川達也Egawa Tatsuya, born March 8, 1961) is a Japanese manga artist who was born in the Aichi Prefecture of Nagoya, Japan. He has a degree in applied mathematics and taught college mathematics for five months before switching to manga as a career. He studied under the prolific manga artist Hiroshi Motomiya for four months. Tatsuya's break came when his story "Don't Give Up" won Comic Morning's open contest. He has also directed live-action pornographic films.