- Business
- Oishi Group Public Company Limited, a subsidiary of Thai Beverage Public Company Limited, engages in the production, distribution, and sale of food and beverage products alongside operating chains of Japanese restaurants primarily in Thailand and select international markets. Founded in 1999 and headquartered in Bangkok, Thailand, the company operates through two main segments: Food, which encompasses Japanese restaurant brands including Oishi Buffet, Oishi Eaterium, Shabushi (shabu-shabu), Oishi Ramen, Kakashi (donburi), Nikuya (yakiniku), Oyoki (Japanese-style soft serve), and Oishi Biztoro (self-service); and Beverage, featuring ready-to-drink green tea, fruit juices, flavored and herbal drinks, and purified water under the flagship OISHI brand, alongside Oishi Gold (premium), Oishi Chakulza (carbonated green tea), Oishi Ice Lemon Tea, ramen, snacks, frozen foods, ready-to-cook and ready-to-eat products; it also provides e-commerce, brand management, marketing, consulting, and market research services with geographic focus on Thailand, Cambodia, Laos, Myanmar, and exports to other regions. Subsidiaries such as Oishi Trading Co., Ltd. (manufacturing and distribution), Oishi Ramen Co., Ltd. (restaurants), Oishi Delivery Co., Ltd. (e-commerce), and Oishi International Holdings Limited (international beverage distribution) support its operations serving mass-market consumers seeking Japanese-inspired dining and convenient beverages. In recent developments, Thai Beverage completed the acquisition of the remaining 20.34% stake in September 2023 for THB 4.5 billion, increasing its ownership to 98.5% and leading to Oishi's delisting from the Stock Exchange of Thailand on September 6, 2023; the company launched new products including Oishi Green Tea Hokkaido Corn flavor (0% sugar) in September 2024 and refreshed Oishi Ice Lemon Tea in April 2025 with marketing campaigns featuring celebrities like Gulf Kanawut and Jimmy Sea, alongside restaurant innovations such as the flagship Shabushi Ichiten premium buffet store at One Bangkok in November 2024 and Oishi Grand earning Best Buffet Restaurant at Hungry Hub Red Table Awards 2024 in December 2024.