StadiumStadion Koshi
| Current capacity of the stadium |
| Standing | 19 900 |
| Seats | 12 400 |
| Tribune | 7 500 |
| Seats for sponsors | 200 |
| Fans attended |
| 12. 7. 2025 | Koshi- Fukushima | 13 058 |
| 7. 7. 2025 | Koshi-Tokushima | 14 123 |
| 5. 7. 2025 | Koshi-Shizuoka Shimizu FC | 12 687 |
| 30. 6. 2025 | Koshi-Saga | 12 643 |
| 26. 6. 2025 | Koshi- Mikkabi | 17 496 |
| 21. 6. 2025 | Koshi- Izumi | 17 280 |
| 18. 6. 2025 | Koshi-Kamakura | 18 201 |
| 16. 6. 2025 | Koshi-Himi | 11 801 |
| 12. 6. 2025 | Koshi-FC Tokio | 12 847 |