| Competition | City | Date | Roles |
|---|
| 1 | Japan Novice Championships 2023 | Tokyo | 2023-10-20 | Judge (Advanced novice boys, Intermediate novice girls) |
| 2 | Tohoku-Hokkaido Regional Championships 2023 | Niigata | 2023-09-29 | Judge (Senior ladies, Senior men, Junior men, Advanced novice boys, Advanced novice girls, Intermediate novice girls) |
| 3 | Eastern Section Championships 2022 | Maebashi City | 2022-11-03 | Judge (Senior ladies, Junior men) |
| 4 | Kinki Regional Championships 2022 | Amagasaki | 2022-10-08 | Judge (Senior men, Junior ladies, Advanced novice girls) |
| 5 | Japan Novice Championships 2021 | Otsu, Shiga | 2021-10-24 | Judge (Advanced novice boys, Intermediate novice girls) |
| 6 | Japan Novice Championships 2019 | Nishitokyo | 2019-10-18 | Judge (Advanced novice boys, Intermediate novice girls) |
| 7 | Kinki Regional Championships 2018 | Osaka | 2018-10-05 | Judge (Senior men, Senior ladies, Junior men, Basic novice B girls, Basic novice B boys) |
| 8 | Kinki Regional Championships 2017 | Osaka | 2017-10-06 | Judge (Junior ladies, Advanced novice girls, Basic novice B girls) |
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