StadiumStadion Koshi
| Current capacity of the stadium |
| Standing | 19 900 |
| Seats | 12 400 |
| Tribune | 7 500 |
| Seats for sponsors | 200 |
| Fans attended |
| 13. 10. 2025 | Koshi- Mikkabi | 3 632 |
| 4. 10. 2025 | Koshi-Hamamatsu | 3 552 |
| 29. 9. 2025 | Koshi-FC Tokio | 3 587 |
| 25. 9. 2025 | Koshi-Asahikawa | 4 042 |
| 20. 9. 2025 | Koshi- Yasugi | 3 585 |
| 15. 9. 2025 | Koshi-Wako | 3 920 |
| 14. 9. 2025 | Koshi- Mikkabi | 4 106 |
| 11. 9. 2025 | Koshi-Tokushima | 4 188 |
| 10. 9. 2025 | Koshi- Kamogata | 4 781 |