You can find many shops around the building. Let me introduce some.
Service Hour: 365days/24hours
The most famous convenience store. You can find high quality private brand goods. Some visitors buy them as a gift!Service Hour: 365days/24hours
The third largest convenience store chain in Japan. Their fried chicken "Karaage-kun" is popular among people of all ages.Hours: 9:00 to 17:00 (most shops)
Closed: Sundays and public holidays (most shops)
You will find specialized stores selling everything needed by restaurant operators . There are also a few stores which sell plastic and wax food samples, used by many restaurants in their show windows.