StadiumStadion Kosei
| Current capacity of the stadium |
| Standing | 14 500 |
| Seats | 9 100 |
| Tribune | 5 400 |
| Seats for sponsors | 200 |
| Fans attended |
| 14. 7. 2025 | Kosei- Hiji | 5 794 |
| 10. 7. 2025 | Kosei-Kawasaki Frontale | 6 204 |
| 3. 7. 2025 | Kosei- Toride | 6 051 |
| 28. 6. 2025 | Kosei- Oizumi | 6 343 |
| 23. 6. 2025 | Kosei- Makabe | 4 328 |
| 19. 6. 2025 | Kosei- Yamatokoriyama | 3 951 |
| 14. 6. 2025 | Kosei- Nishinoomote | 3 620 |
| 9. 6. 2025 | Kosei- Shiroyama | 3 417 |
| 5. 6. 2025 | Kosei- Miyoshi | 8 688 |