Tomoya represents a graphic design company, "room-composite" in Tokyo. He has contributed his works to CD/DVD for more than 50 artists, as well as advertising, editorials, etc. He is always searching for a new form of communication, focusing on graphic design. His works have appeared in TDC Almanac, JAGDA, ADC Almanac, etc. He received the gold award at the Hong Kong International Poster Triennial and KAN Tai-Keung Award.