| Competition | City | Date | Roles |
|---|
| 1 | Japan Novice Championships 2017 | Otsu | 2017-10-20 | Judge (Basic novice B boys, Basic novice B girls) |
| 2 | Japan Novice Championships 2016 | Osaka | 2016-10-21 | Judge (Advanced novice boys, Advanced novice girls) |
| 3 | Western Section Championships 2015 | Aichi | 2015-10-31 | Judge (Senior ladies, Junior men) |
| 4 | Kinki Regional Championships 2014 | Osaka | 2014-10-10 | Judge (Senior ladies, Senior men, Junior men, Basic novice B girls) |
| 5 | Kinki Regional Championships 2013 | Osaka | 2013-09-26 | Judge (Senior men, Senior ladies, Junior men, Basic novice B girls) |
| 6 | Kinki Regional Championships 2012 | Shiga | 2012-10-05 | Judge (Senior men, Junior ladies, Advanced novice girls) |
| 7 | Kinki Regional Championships 2011 | Osaka | 2011-10-08 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls) |
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