| Competition | City | Date | Roles |
|---|
| 1 | Chubu Regional Championships 2019 | Nagoya | 2019-09-27 | Judge (Junior ladies, Advanced novice boys, Intermediate novice girls) |
| 2 | Kinki Regional Championships 2018 | Osaka | 2018-10-05 | Judge (Senior men, Senior ladies, Junior men, Basic novice B girls, Basic novice B boys) |
| 3 | Chubu Regional Championships 2017 | Aichi | 2017-09-29 | Judge (Senior men, Senior ladies, Junior men, Advanced novice boys, Basic novice B girls, Basic novice B boys) |
| 4 | Chubu Regional Championships 2015 | Aichi | 2015-09-25 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls) |
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