| U18 Premier League 2024 West - Appearances as Referee |  |
 |
 |
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| 21/09/2024 | Teikyo Nagaoka High School | - | Yonago North High School | 4:0 | - | - | - |
| 01/12/2024 | Nagoya Grampus | - | Higashi Fukuoka High School | 1:1 | - | - | - |
| U18 Premier League 2024 West - Appearances as Referee | |
|
|
||||
| 21/09/2024 | Teikyo Nagaoka High School | - | Yonago North High School | 4:0 | - | - | - |
| 01/12/2024 | Nagoya Grampus | - | Higashi Fukuoka High School | 1:1 | - | - | - |
| Complete name: | Yasuhiro Udagawa |
| Born: | |
| Place of birth: |
Japan |
| Nationality: |
Japan |