StadiumStadion Kosei
| Current capacity of the stadium |
| Standing | 14 500 |
| Seats | 9 100 |
| Tribune | 5 400 |
| Seats for sponsors | 200 |
| Fans attended |
| 11. 10. 2025 | Kosei-Utsunomiya | 6 145 |
| 4. 10. 2025 | Kosei- Oizumi | 4 308 |
| 29. 9. 2025 | Kosei- Nishigoshi | 3 549 |
| 25. 9. 2025 | Kosei- Oga | 3 503 |
| 20. 9. 2025 | Kosei- Hagi | 3 496 |
| 15. 9. 2025 | Kosei- Matsuyama | 3 417 |
| 11. 9. 2025 | Kosei- Yashio | 3 407 |
| 7. 9. 2025 | Kosei-Kumamoto | 7 826 |
| 6. 9. 2025 | Kosei- Sakaiminato | 6 959 |