Pepper Food Service Co., Ltd. operates restaurants in Japan and internationally through its Product Sales, Ikinari! Steak, and Restaurant segments. It franchises and operates restaurants including Sumiyaki Steak Kuni, Kodawari Tonkatsu Katsuki-tei, Sukihana, Kairi, Gyutan Sendai Natori, and Katsukitei. The company also sells food products at restaurants and wholesale, such as dressings, steak sauce, tonkatsu sauce, and ikinari steak sets, and offers items like frozen hamburg steaks, frozen ikinari!, garlic rice, and ikinari! stew through online shops. Founded in 1970, it is based in Sumida, Japan.