| AFC Champions League 2018 - Appearances as Referee |  |
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 |
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| 12/02/2018 | Al Duhail SC | - | FC Zob Ahan | 3:1 | 3 | - | - |
| 20/02/2018 | Esteghlal | - | Al Hilal | 1:0 | 5 | - | 1 |
| 02/04/2018 | Al Sadd | - | Al Wasl | 2:1 | 3 | - | - |
| AFC Champions League 2018 - Appearances as Referee | |
|
|
||||
| 12/02/2018 | Al Duhail SC | - | FC Zob Ahan | 3:1 | 3 | - | - |
| 20/02/2018 | Esteghlal | - | Al Hilal | 1:0 | 5 | - | 1 |
| 02/04/2018 | Al Sadd | - | Al Wasl | 2:1 | 3 | - | - |
| Complete name: | Ryuji Sato |
| Born: | 16/04/1977 |
| Place of birth: |
Japan |
| Nationality: |
Japan |