Sakurada, then attached with Nikko Securities' Los Angeles branch in the early 1960s, frequented the Los Angeles chili burger chain
Original Tommy's. Wanting to strike out on his own after returning to Japan he decided to adapt the cook-to-order hamburger concept used by Original Tommy's. He also developed the MOS rice burger as an alternative to the hamburger. As of 1992, MOS Burger had 1,100 outlets in Japan (1,021 in 1991 and 1,200 in 1993), being the country's largest chain. It expects to open 100 more outlets in that year. Its most popular items were teriyaki burger and rice burger In 1993, MOS Burger planned to expand to China. A joint venture with
Yaohan International and a Chinese firm, it planned to open 3,000 outlets by the end of the year. As of 1996, MOS Burger had five outlets in Singapore, with plans to expand to Hong Kong, Malaysia and Indonesia. In April 2011, MOS Burger opened its first store at Sunnybank Plaza, in
Brisbane, Queensland, Australia. As at September 2021, the company had five stores in Australia, all of which were in Queensland. MOS Burger announced the closure of all its Australian stores in August 2024. MOS Burger opened in the
Philippines in February 2020. == Products ==