Keio Univ.: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-02-01 | Yuta Tanaka | Keio Univ. | Yokohama F. M. | Free |
| 2026-02-01 | Yoshikaze Tsunoda | Keio Univ. | Kashiwa Reysol | Free |
| 2024-08-28 | Kento Shiogai | Keio Univ. | NEC Nijmegen | Free |
| 2024-02-01 | Kento Shiogai | Keio Univ. | Yokohama F. M. | Loan |
| 2023-04-01 | Kento Shiogai | Kugayama HS | Keio Univ. | Free |
| 2022-04-01 | Yuta Tanaka | Mitsubishi Yowa | Keio Univ. | Free |
| 2022-04-01 | Yoshikaze Tsunoda | F. Marinos U18 | Keio Univ. | Free |
| 2022-02-01 | Kento Hashimoto | Keio Univ. | Reno. Yamaguchi | Free |
| 2018-04-01 | Kento Hashimoto | Yokohama FC U18 | Keio Univ. | Free |
| 2014-02-01 | Yoshinori Muto | Keio Univ. | FC Tokyo | Free |
| 2013-02-01 | Ibuki Fujita | Keio Univ. | Shimizu S-Pulse | Free |
| 2011-04-01 | Yoshinori Muto | FC Tokyo U18 | Keio Univ. | Free |