| 1. Jornada | 04.04.2021 | Yokohama F. Marinos [Sub 18] | - | Shimizu S-Pulse [Sub 18] | 1:4 | ||||
| 2. Jornada | 10.04.2021 | Kashiwa Reysol [Sub 18] | - | Yokohama F. Marinos [Sub 18] | 2:3 | ||||
| 3. Jornada | 17.04.2021 | FC Tokyo [Sub 18] | - | Yokohama F. Marinos [Sub 18] | 1:1 |  |
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| 4. Jornada | 25.04.2021 | Yokohama F. Marinos [Sub 18] | - | Aomori Yamada High School [Sub 18] | 1:4 | |
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| 5. Jornada | 02.05.2021 | Yokohama F. Marinos [Sub 18] | - | Ichiritsu Funabashi High School [Sub 18] | 1:2 | ||||
| 6. Jornada | 16.05.2021 | Yokohama F. Marinos [Sub 18] | - | Yokohama FC [Sub 18] | 4:0 | |
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| 8. Jornada | 23.10.2021 | Omiya Ardija [Sub 18] | - | Yokohama F. Marinos [Sub 18] | 6:1 | ||||
| 10. Jornada | 14.11.2021 | Shimizu S-Pulse [Sub 18] | - | Yokohama F. Marinos [Sub 18] | 4:0 | ||||
| 16. Jornada | 21.11.2021 | Yokohama F. Marinos [Sub 18] | - | Urawa Red Diamonds [Sub 18] | 6:2 |  |
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| 17. Jornada | 27.11.2021 | Yokohama F. Marinos [Sub 18] | - | Omiya Ardija [Sub 18] | 4:1 |
Japón