Hamburger Steak & Steak Grill Omiya JR Hakata City is a grill restaurant in Fukuoka that serves hamburger steak and steak. It is on the ninth floor of JR Hakata City at Hakata Station. The standard demi-glace hamburger steak releases juices when cut and is grilled to order, so it arrives tender. Waiting customers can sit on chairs inside the building, and the hamburger steak can take about 20 minutes to arrive after ordering, with the portion size on the small side.