Kashima Antlers FC (J1 League): every transfer in and out, fees paid and earned, squad market value, €6.7m spent and €13m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-20 | Yan Matheus | Qatar SC | Kashima Antlers FC | Free |
| 2026-02-01 | Yugo Okawa | Antlers U18 | Kashima Antlers | — |
| 2026-02-01 | Minato Yoshida | Antlers U18 | Kashima Antlers | — |
| 2026-02-01 | Haruto Fujii | Meiji Uni | Kashima Antlers | Free |
| 2026-02-01 | Haruki Hayashi | Meiji Uni | Kashima Antlers | Free |
| 2026-02-01 | Anthony Motosuna | Antlers U18 | Kashima Antlers | — |
| 2025-08-12 | Élber | Yokohama F. M. | Kashima Antlers | — |
| 2025-07-01 | Radomir Milosavljevic | Kashima Antlers | Radnicki Nis | Free |
| 2025-06-09 | Ryoya Ogawa | Sint-Truiden | Kashima Antlers | — |
| 2025-06-09 | Kaito Chida | Tokyo Verdy | Kashima Antlers | — |
| 2025-02-01 | Naoki Hayashi | Kashima Antlers | Tokyo Verdy | — |
| 2025-02-01 | Itsuki Someno | Kashima Antlers | Tokyo Verdy | — |
| 2025-02-01 | Homare Tokuda | Antlers U18 | Kashima Antlers | — |
| 2025-02-01 | Haruto Matsumoto | Antlers U18 | Kashima Antlers | — |
| 2025-01-20 | Tae-hyeon Kim | Sagan Tosu | Kashima Antlers | — |
| 2025-01-20 | Shintaro Nago | Kashima Antlers | Avispa Fukuoka | — |
| 2025-01-20 | Ryuta Koike | Yokohama F. M. | Kashima Antlers | — |
| 2025-01-20 | Léo Ceará | Cerezo Osaka | Kashima Antlers | — |
| 2025-01-20 | Hidehiro Sugai | Kashima Antlers | Kyoto Sanga | — |
| 2025-01-20 | Hayato Nakama | Kashima Antlers | Kashiwa Reysol | — |