Sushi Tamakagari Tempura Tamagoromo is on the 30th floor of the Grand Nikko Tokyo Daiba in Odaiba, serving sushi and tempura courses. The tempura is fried in olive oil, and meals come with a view from the high floor. Course menus are offered at lunch and dinner, and at the 30th-floor counter you can hear the tempura frying. Prices are high relative to the menu composition.