| Competition | City | Date | Roles |
|---|
| 1 | Tohoku-Hokkaido Regional Championships 2022 | Hachinohe | 2022-10-07 | Judge (Senior ladies, Senior men, Junior men, Advanced novice girls, Intermediate novice girls, Intermediate novice boys) |
| 2 | Eastern Section Championships 2021 | Tokyo | 2021-10-28 | Judge (Senior ladies, Junior men) |
| 3 | Tohoku-Hokkaido Regional Championships 2019 | Hachinohe Aomori | 2019-09-20 | Judge (Senior ladies, Senior men, Junior men, Intermediate novice boys, Intermediate novice girls) |
| 4 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Judge (Senior ladies, Senior ice dance, Junior men, Junior ice dance) |
| 5 | Tohoku-Hokkaido Regional Championships 2017 | Niigata | 2017-09-21 | Judge (Senior men, Senior ladies, Junior men, Basic novice B girls, Basic novice B boys) |
| 6 | Tohoku-Hokkaido Regional Championships 2016 | Hachinohe | 2016-10-08 | Judge (Junior ladies, Advanced novice boys, Advanced novice girls) |
| 7 | Japan Novice Championships 2015 | Tokyo | 2015-10-23 | Judge (Basic novice B girls, Basic novice B boys) |
| 8 | Tohoku-Hokkaido Regional Championships 2015 | Misawa | 2015-10-01 | Judge (Junior ladies, Advanced novice boys, Basic novice B girls, Basic novice B boys) |
| 9 | Eastern Section Championships 2014 | Chiba | 2014-10-30 | Judge (Senior ladies, Junior men) |
| 10 | Eastern Section Championships 2013 | Gunma | 2013-11-01 | Judge (Senior men, Junior ladies) |
| 11 | Western Section Championships 2012 | Fukuoka | 2012-11-01 | Judge (Senior men, Junior ladies) |
| 12 | Tohoku-Hokkaido Regional Championships 2011 | Aomori | 2011-10-12 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls) |
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