| Friendlies 2011 - Appearances as Referee |  |
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 |
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| 25/03/2011 | South Korea | - | Honduras | 4:0 | 1 | - | - |
| 04/06/2011 | Peru | - | Czech Republic | 0:0 | 5 | - | - |
| Friendlies 2011 - Appearances as Referee | |
|
|
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| 25/03/2011 | South Korea | - | Honduras | 4:0 | 1 | - | - |
| 04/06/2011 | Peru | - | Czech Republic | 0:0 | 5 | - | - |
| Complete name: | Ryuji Sato |
| Born: | 16/04/1977 |
| Place of birth: |
Japan |
| Nationality: |
Japan |