Hokkan Holdings is a pure holding company heading a diversified packaging and filling group with three core segments: container manufacturing (metal cans and plastic containers for food and beverages), contract filling services (tea, coffee, juice, water, and dairy/food products for major beverage brands), and overseas operations across Indonesia, Vietnam, and Malaysia. The container business is led by Hokkan Seikan Co., Ltd., producing food cans and plastic containers, while Japan Canpack Co., Ltd. handles domestic contract filling from compounding through logistics. The group also operates industrial machinery and mold manufacturing subsidiaries that supply equipment internally.