| 2. Round | 10/04/2021 | Cerezo Osaka [U18] | - | Gamba Osaka [U18] | 0:3 |  |
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| 3. Round | 18/04/2021 | Sagan Tosu [U18] | - | Cerezo Osaka [U18] | 2:1 | ||||
| 1. Round | 11/07/2021 | Cerezo Osaka [U18] | - | Otsu High School [U18] | 1:4 | ||||
| 5. Round | 18/07/2021 | Cerezo Osaka [U18] | - | Nagoya Grampus [U18] | 1:2 | ||||
| 4. Round | 03/10/2021 | East Fukuoka High School [U18] | - | Cerezo Osaka [U18] | 1:0 | ||||
| 15. Round | 16/10/2021 | Vissel Kobe [U18] | - | Cerezo Osaka [U18] | 2:3 |
Japan