KEIWA Incorporated

KEIWA provides the manufacture and sale of various optical films in Japan, Vietnam, Germany, and the United States. It offers composite diffusion plates, diffusion films, advanced functional films, process films, and agricultural films

Processing paper, packaging materials, clean energy materials, and others. Incorporated in 1948 and headquartered in Tokyo, Japan, KEIWA was formerly known as KEIWA Commerce and Industry Co., Ltd. before rebranding in 1999.