Yokohama Marinos (J1 League): every transfer in and out, fees paid and earned, squad market value, €8.8m spent and €11m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2027-01-01 | Kosuke Matsumura | Hosei Univ. | Yokohama F. M. | Free |
| 2027-01-01 | Hikaru Takahashi | Toyo Univ. | Yokohama F. M. | Free |
| 2026-04-02 | Shin Miidera | F. Marinos U18 | Yokohama F. M. | — |
| 2026-02-01 | Yuya Tsuboi | Vissel Kobe | Yokohama F. M. | — |
| 2026-02-01 | Yuta Tanaka | Keio Univ. | Yokohama F. M. | Free |
| 2026-02-01 | Kei Murakami | Kumamoto Ozu HS | Yokohama F. M. | Free |
| 2026-02-01 | Kanta Sekitomi | Toin Univ. | Yokohama F. M. | Free |
| 2026-02-01 | Aruto Higuchi | Chubu Univ. | Yokohama F. M. | Free |
| 2026-01-12 | Tomoki Kondo | H. C. Sapporo | Yokohama F. M. | — |
| 2026-01-12 | Tevis | Cruzeiro | Yokohama F. M. | Loan |
| 2026-01-12 | Taisei Inoue | Sagan Tosu | Yokohama F. M. | — |
| 2026-01-12 | Kenta Inoue | Yokohama F. M. | Shimizu S-Pulse | — |
| 2026-01-12 | Asahi Uenaka | Yokohama F. M. | Gamba Osaka | — |
| 2026-01-09 | Jean Claude | Yokohama Marinos | Port FC | Loan |
| 2025-08-28 | Yan Matheus | Yokohama Marinos | Qatar SC | Free |
| 2025-08-20 | Jordy Croux | Júbilo Iwata | Yokohama F. M. | — |
| 2025-08-20 | George Onaiwu | Vegalta Sendai | Yokohama F. M. | — |
| 2025-08-13 | Sandy Walsh | Yokohama Marinos | Buriram United | Free |
| 2025-08-13 | Sandy Walsh | Yokohama F. M. | Buriram Utd. | — |
| 2025-08-12 | Élber | Yokohama F. M. | Kashima Antlers | — |