Sarku Japan (known in some places as Sakkio Japan) is a North American fast food chain specializing in Japanese cuisine such as teriyaki and sushi. Headquartered in Markham, Ontario, the chain has approximately 200 restaurants in 36 U.S. states, frequently in large shopping malls or storefront locations. The group was founded in Boston, Massachusetts in 1987 where it opened its first store; by 1991, they had expanded to 25 locations in 8 states, and by 1999, had opened their 100th location. As of April 2002, the company is headquartered in Markham, Ontario.