昭和電工
Kanagawa Ward is a regional commercial center and bedroom community for central Yokohama and Tokyo. The coastal area is part of the Keihin Industrial Zone, and is the most industrialized region within Yokohama. Major factories are operated by Nissan, JVC, Nippon Petroleum Refining Co., Ltd., Nippon Flour Mills, Showa Denko, Asahi Glass Co. Mazda has a research and development center in Kanagawa-ku.