Omiya U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-02-01 | Rion Ichihara | Omiya U18 | Omiya Ardija | — |
| 2023-04-01 | Hikaru Takahashi | Omiya U18 | Toyo Univ. | Free |
| 2021-02-01 | Masaya Shibayama | Omiya U18 | Omiya Ardija | — |
| 2018-02-01 | Kanji Okunuki | Omiya U18 | Omiya Ardija | — |
| 2017-04-01 | Tsuyoshi Ogashiwa | Omiya U18 | Meiji Uni | Free |
| 2017-04-01 | Motoki Hasegawa | Omiya U18 | Hosei Univ. | Free |
| 2017-02-01 | Riku Yamada | Omiya U18 | Omiya Ardija | — |
| 2016-04-01 | Kai Matsuzaki | Omiya U18 | Toyo Univ. | Free |
| 2015-04-01 | Masahito Ono | Omiya U18 | Meiji Uni | Free |