WEBLocations - Sumo Japanese Restaurant. Deerfield Beach. 3354 W Hillsboro Blvd. Deerfield Beach, FL 33442. (954) 426-4300. Order Now. Boca Raton. 20449 State Road 7 Suite A2. Boca Raton, FL 33498. (561) 717-6474. Order Now. Online ordering menu for Sumo Japanese Restaurant .