Kazu Sumiyaki Restaurant is a charcoal-grill Japanese skewer shop on the fourth floor of Cuppage in Singapore. It grills items such as chicken meatball skewers, rare chicken cuts, grilled scallop with cheese, beef tongue, and foie gras over charcoal. The restaurant has operated for over 20 years, and staff who have worked there a long time remain and help with menu recommendations and portion control when ordering. After 7 p.m., it gets crowded.