| AFC Champions League 2013 - Appearances as Referee |  |
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 |
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| 27/02/2013 | Al Ahli SFC | - | Al Gharafa | 2:0 | 2 | - | - |
| 03/04/2013 | Al Ain FC | - | Al Rayyan | 2:1 | 2 | - | - |
| 24/04/2013 | El Jaish SC | - | Al Shabab | 3:0 | 6 | - | - |
| 18/09/2013 | Buriram United | - | Esteghlal | 1:2 | 6 | - | - |
| AFC Champions League 2013 - Appearances as Referee | |
|
|
||||
| 27/02/2013 | Al Ahli SFC | - | Al Gharafa | 2:0 | 2 | - | - |
| 03/04/2013 | Al Ain FC | - | Al Rayyan | 2:1 | 2 | - | - |
| 24/04/2013 | El Jaish SC | - | Al Shabab | 3:0 | 6 | - | - |
| 18/09/2013 | Buriram United | - | Esteghlal | 1:2 | 6 | - | - |
| Complete name: | Ryuji Sato |
| Born: | 16/04/1977 |
| Place of birth: |
Japan |
| Nationality: |
Japan |