Manufacture and sale of straws and procurement and sale of packaging materials
Manufacture, sale, and maintenance of office equipment centered on shredders
Import and domestic sale of pet foods and pet-related products
Planning, manufacturing, and sale of plastic components for housing and furniture
Processing and sale of roll products such as register roll recording paper
Manufacture and sale of masks blanks for various applications, centered on LCD panels, OLEDs, and electronic components
Manufacture and sale of measuring instruments and production equipment for crystal devices, as well as related hardware and software
Manufacture and sale of measuring devices for crystal devices
Manufacture and sale of overhead line fittings for power transmission and distribution, various surveys, commissioned testing, and analysis services
Planning, design, manufacture, and sale of food processing machinery
Manufacture and sale of power transmission chains and conveyor chains
Manufacture and sale of products centered on industrial roller chains
Sale of industrial roller chains and conveyor chains in the US market
Investment, holding, management, and trading of stocks
Business loans secured by real estate, real estate brokerage
Management and operation of Mitsui Port Club