Hamburger & Steak HIRO DiverCity Tokyo is a Japanese-style Western restaurant inside DiverCity Tokyo, in Aomi, Koto City. It serves hamburger steak and steak as its main dishes, along with chicken options. Orders are placed by QR code, and meat that has gone cold can be reheated on a replaced iron plate. There have been cases of odor or foreign matter in the meat, so hygiene is a concern.