| Stadium Name: | White Ring |
| Location: | Nagano, Japan |
| Broke Ground: | September, 1993 |
| Opened: | March 29, 1996 |
| Owner: | City of Nagano |
| Operator: | Fukushi Enterprise |
| Construction Cost: | ¥14.8 billion Japanese yen[1] |
| Pushpin Map: | Japan Nagano city#Japan Nagano Prefecture#Japan |
| Pushpin Relief: | 1 |
| Tenants: | Shinshu Brave Warriors (BLG) (2011-present) Boaluz Nagano |
| Seating Capacity: | Basketball 7,000 |
The White Ring, officially Nagano City Mashima General Sports Arena, is an indoor sporting arena located in Nagano, Japan. The capacity of the arena is 7,000 people.
It was a venue at the 1998 Winter Olympics, hosting the figure skating and short track speed skating events.[2]
It is the home arena of the Shinshu Brave Warriors of the B.League, Japan's professional basketball league.