Unisia Holdings Co. engages in the restaurant management activities in Japan. It operates through House meal business; Interior construction business; and Domestic and other segments. The company engages in operating a restaurant under the Kushikatsu Tanaka brand name; a store for chicken and eggs under the Toridama name; a restaurant specializing in grilled meat with sauce and wrapped vegetables under the Yakiniku Kuruton name; provides hospitality under Kyoto Yakiniku Kuruton and Kyoto Tempura Tenno Meshi brands; and Japanese comfort food restaurant under Tanaka brand name. It also engages in restaurant management and franchise development, business app, and system development and management; store planning, design, construction, and maintenance; web design and advertising, graphic design, and SNS management. The company was formerly known as Kushikatsu Tanaka Holdings Co. and changed its name to Unisia Holdings Co. in March 2026. Unisia Holdings Co. was founded in 1998 and is based in Shinagawa, Japan.