| Competition | City | Date | Roles |
|---|
| 1 | Japan Junior Championships 2023 | Otsu | 2023-11-11 | Judge (Junior ice dance) |
| 2 | Japan Novice Championships 2022 | Sapporo | 2022-10-21 | Judge (Advanced novice girls, Intermediate novice boys, Novice ice dance) |
| 3 | Japan Championships 2020 | Nagano | 2020-12-24 | Judge (Senior ice dance) |
| 4 | Tokyo Regional Championships 2020 | Nishitokyo | 2020-10-09 | Judge (Senior ladies, Junior men, Advanced novice girls, Intermediate novice boys) |
| 5 | Japan Championships 2019 | Tokyo | 2019-12-18 | Judge (Senior ice dance) |
| 6 | Chu-Shikoku-Kyushu Regional Championships 2019 | Fukuoka | 2019-09-26 | Judge (Senior men, Junior men, Advanced novice girls, Intermediate novice girls, Intermediate novice boys) |
| 7 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Judge (Senior ladies, Senior ice dance, Junior men, Junior ice dance) |
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