HAMAMOTO FISHERIES CO LTD is a Hiroshima-based company specializing in oyster farming. The company is part of the extensive oyster industry in Hiroshima, a region that produces two-thirds of Japan's oysters. Hamamoto Fisheries is involved in sustainable oyster farming practices and works to ensure environmental sustainability through partnerships such as the Hiroshima Pacific Oyster Fishery Improvement Project (FIP). The company adheres to practices that minimize ecological impact, including monitoring of marine habitats and promoting sustainable fishery management.