Dainichi Co., Ltd. manufactures and sells heating and environmental appliances primarily in Japan. The company produces oil fan heaters for household and industrial use; ceramic fan heaters; gas fan heaters; humidifiers; coffee makers; as well as other products including smoke machines, photosynthesis promotion machines, horticulture heaters, air purifiers, and fuel cell components through commissioned manufacturing. Dainichi operates from its headquarters at 780-6 Kitatanaka, Minami-ku, Niigata City, Niigata 950-1295, Japan, where it was established on April 1, 1964, with 477 employees and capital of 4,058,810,000 yen under President Yui Yoshii. Recent developments include the introduction of air purifiers in October 2022 and a transition to the Tokyo Stock Exchange Standard Market in April 2022 following market reorganization; earlier within the last few years, the company rebuilt its distribution center in May 2019, initiated fuel cell manufacturing in October 2019, and reorganized into a four-headquarters structure in 2018 comprising management, production, development, and sales units.