| Competition | City | Date | Roles |
|---|
| 1 | Chu-Shikoku-Kyushu Regional Championships 2019 | Fukuoka | 2019-09-26 | Judge (Senior men, Junior men, Advanced novice girls, Intermediate novice boys, Intermediate novice girls) |
| 2 | Chu-Shikoku-Kyushu Regional Championships 2018 | Miki Town | 2018-09-21 | Judge (Senior men, Junior men, Advanced novice girls, Basic novice B boys, Basic novice B girls) |
| 3 | Shu-Shikoku-Kyushu Regional Championships 2015 | Okayama | 2015-10-01 | Judge (Senior men, Senior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls) |
| 4 | Shu-Shikoku-Kyushu Regional Championships 2014 | Okayama | 2014-09-25 | Judge (Senior men, Senior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls) |
| 5 | Shu-Shikoku-Kyushu Regional Championships 2013 | Fukuoka | 2013-10-03 | Judge (Senior ladies, Senior men, Junior men, Advanced novice boys, Basic novice B boys, Basic novice B girls) |
| 6 | Shu-Shikoku-Kyushu Regional Championships 2012 | Shimane | 2012-10-11 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls, Advanced novice boys, Basic novice B boys) |
| 7 | Shu-Shikoku-Kyushu Regional Championships 2011 | Okayama | 2011-09-30 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls, Basic novice B girls) |
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