Ryōgoku Kokugikan
Ryōgoku Kokugikan is a indoor arena in Yokoami, Japan that opened in 1909. Its recorded capacity is 11,098.
Key facts
Ryōgoku Kokugikan is a indoor arena in Yokoami, Japan that opened in 1909. Its recorded capacity is 11,098. It is owned by Japan Sumo Association then Nihon University and Japan Sumo Association. It is operated by Japan Sumo Association. The venue does not currently carry a sponsor name. Current tenants are Japan Sumo Association, 2020 Summer Olympics, boxing at the 2020 Summer Olympics.
- Location
- Yokoami, Japan
- Type
- Indoor arena
- Capacity
- 11,098
- Opened
- 1909
- Status
- Active
- Naming rights
- No current sponsor name
- Name changes
- 0
Ryōgoku Kokugikan is at latitude 35.696944, longitude 139.793333, in Yokoami, Japan. The marker is drawn from the recorded coordinates. The building outline appears here once OpenStreetMap footprint geometry is available for this venue.
Data table for this chart
| Field | Value |
|---|---|
| Latitude | 35.696944 |
| Longitude | 139.793333 |
| City | Yokoami |
| Region | Yokoami |
| Country | Japan |
| OpenStreetMap object | Not recorded |
| Footprint geometry | Not yet exported by the pipeline |
Naming rights
No naming history is recorded for this venue.
Ownership and operation
| Role | Organization | Period | Status | Confidence | Source |
|---|---|---|---|---|---|
| Owner | Japan Sumo Association | 1984 to present | Current | Wikidata statement | Source |
| Owner | Japan Sumo Association then Nihon University | Present | Current | Wikipedia infobox | Source |
| Operator | Japan Sumo Association | 1984 to present | Current | Wikidata statement | Source |
Tenants
| Tenant | Competitions | Period | Status | Source |
|---|---|---|---|---|
| Japan Sumo Association | Not mapped | 1984 to present | Current | Source |
| 2020 Summer Olympics | Not mapped | 1984 to present | Current | Source |
| boxing at the 2020 Summer Olympics | Not mapped | 1984 to present | Current | Source |
Recorded changes
9 changes to this venue have been recorded by the monthly pipeline runs.
| Date | Table | Field | From | To | Month |
|---|---|---|---|---|---|
| 23 September 2026 | venues | opened_year | 1984 | 1909 | 2026-09 |
| 23 September 2026 | venues | wikipedia_revid | not set | 1372227013 | 2026-09 |
| 23 September 2026 | venues | wikipedia_title | Ryōgoku_Kokugikan | Ryōgoku Kokugikan | 2026-09 |
| 20 September 2026 | venue_roles | (created) | not set | 19327 | 2026-09 |
| 20 September 2026 | venue_roles | (created) | not set | 7583 | 2026-09 |
| 20 September 2026 | venue_roles | (created) | not set | 7582 | 2026-09 |
| 20 September 2026 | venue_roles | (created) | not set | 7581 | 2026-09 |
| 20 September 2026 | venue_roles | (created) | not set | 7580 | 2026-09 |
| 20 September 2026 | venue_roles | (created) | not set | 7579 | 2026-09 |
Sources and licenses
Every ownership, naming and sponsorship row on this page carries the URL it was derived from. The site as a whole is built from these sources:
- Wikidata: CC0 1.0. Data from Wikidata, released under CC0 1.0 Universal.
- OpenStreetMap: ODbL 1.0. © OpenStreetMap contributors, available under the Open Database License (ODbL 1.0). See https://www.openstreetmap.org/copyright.
- Wikipedia: CC BY-SA 4.0. Text from Wikipedia, available under the Creative Commons Attribution-ShareAlike 4.0 License.
Row-level sources used for this venue: