Shinyoshoku KAZU is a French restaurant in Sapporo that serves hamburg steak and omurice. The hamburg steak uses a demi-glace sauce simmered for seven years, and the omurice is seasoned with a sauce that is not sweet. You can choose the amount of rice and the size of the hamburg steak, and the restaurant is located in a basement. If lunch reservations are full, the wait can be long.