| U16 Friendlies 2025 - Appearances as Referee |  |
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| 04/06/2025 | Japan | - | Colombia | 1:0 | - | - | - |
| U16 Friendlies 2025 - Appearances as Referee | |
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| 04/06/2025 | Japan | - | Colombia | 1:0 | - | - | - |
| Complete name: | Mashio Ryu |
| Born: | |
| Place of birth: |
Japan |
| Nationality: |
Japan |