Eidai Co., Ltd. manufactures and sells residential building materials and wooden boards primarily in Japan. The company produces flooring products including the Skism brand and Meijyu Herringbone series, interior staircase sets, interior doors, closets, shoe storage units, system kitchens, bathroom products, construction materials, particle boards, decorative particle boards, and system baths; it also engages in solar power generation, real estate utilization, asbestos treatment, environmental analysis services, and chemical sales. Eidai operates manufacturing facilities in Japan and affiliates in Vietnam and Indonesia, serving residential and non-residential markets such as kindergartens with a focus on sustainable wood resources from certified forests and advanced technologies for heated and sound-proof flooring. Founded in 1946 and headquartered in Osaka, Japan, the company reported consolidated sales of 71.2 billion yen for the fiscal year ended March 31, 2025. In recent developments, Eidai launched the Skism brand for flooring, stairs, doors, fixtures, and storage units with supporting digital tools like catalogs, color simulation apps, and EDnet+ software to enhance sales efficiency; it expanded overseas operations with the Eidai Indonesia kitchen assembly plant commencing production in November of the prior year and Eidai Vietnam achieving high-added-value flooring output at 221,488 square meters monthly alongside plans for new kitchen units.