Niitaka Co., Ltd. manufactures and sells commercial cleaning products, detergents, disinfectants, bleaches, solid fuels, and related hygiene solutions primarily for the food service, restaurant, and food manufacturing industries in Japan and select international markets. The company offers dishwashing detergents including the My Soft Conc pouch series and Solid series such as Ensolid cartridges; dishwasher cleaning agents in Liquid, Solid, and Just Pack formats; bleach and disinfecting agents like Niitaka Bleach and Disinfecting Neutral Detergent; alcohol disinfectants comprising NOROSTAR for food sanitation and N-Star quasi-drugs for hand use; hand washing soaps such as Medicated Hand Soap Conc; kitchen and store cleaning agents including New Chemicool alkaline cleaners and specialized products for equipment like fryers and griddles; food factory cleaners under the Saniplan brand; and solid fuels led by the pioneering Kaen series with innovations in packaging and burn duration. Niitaka provides maintenance services for dishwashers and hygiene management support, alongside procurement of kitchen supplies like food wraps and paper towels. Founded in April 1963 and headquartered in Osaka, Japan, the company operates local offices in Tokyo, Sapporo, Sendai, Nagoya, Hiroshima, and Fukuoka; factories in Shiga and Ibaraki prefectures; and subsidiaries including Fujian Niitaka Chemicals of Daily Necessities Co., Ltd., Niitaka (Shanghai) Trading Co., Ltd., Niitaka (Jiangsu) Daily Necessities Co., Ltd., and Miccheal Co., Ltd. In recent developments, Niitaka signed a letter of intent in December 2025 for the sale of its subsidiary Niitaka Daily Necessities Co., Ltd. to Jiade Biotechnology Co., Ltd.; acquired a 90% stake in Biobank Co., Ltd. in March 2023; and pursued acquisitions such as Keiyo Molasses Transportation Co., Ltd. in January 2023, reflecting strategic expansions in hygiene, biotechnology, and logistics support for its core operations.