Tomoegawa Corp. engages in the plastic materials processing, paper, and coated-paper manufacturing businesses. It operates through the following segments: Plastic Materials Processing Business, Paper and Coated Paper-related Business, and Others. The Plastic Materials Processing Business segment deals with the manufacture and sale of products related to flat panel display, semiconductor, and chemicals. The Paper and Coated Paper-related Business segment handles the manufacture and sale of paper, special paper, and coated paper. The Others segment includes logistics services. The company was founded by Genzaburo Inoue on June 19, 1914 and is headquartered in Tokyo, Japan.