| Competition | City | Date | Roles |
|---|
| 1 | Western Section Championships 2023 | Hiroshima | 2023-10-25 | Controller (Senior men, Junior ladies)
|
| 2 | Kanto Regional Championships 2023 | Yokohama | 2023-10-06 | Referee (Senior men, Junior ladies)
|
| 3 | Challenge Cup 2023 | Stappengoor | 2023-02-23 | Judge (Senior men, Junior ladies, Junior men) |
| 4 | Western Section Championships 2022 | Kyoto | 2022-10-27 | Judge (Senior ladies, Junior men) |
| 5 | Kanto Regional Championships 2022 | Nikko, Tochigi | 2022-09-23 | Controller (Senior ladies, Junior men, Advanced novice boys, Advanced novice girls, Intermediate novice girls)
|
| 6 | Western Section Championships 2021 | Fukuoa | 2021-11-04 | Judge (Senior ladies, Senior pairs, Junior men) |
| 7 | Chubu Regional Championships 2021 | Nagoya | 2021-09-24 | Controller (Junior ladies, Advanced novice boys, Advanced novice girls)
|
| 8 | Western Section Championships 2020 | Kyoto | 2020-10-30 | Judge (Senior ladies, Junior men) |
| 9 | Chubu Regional Championships 2020 | Nagoya | 2020-09-25 | Controller (Junior ladies, Advanced novice boys, Intermediate novice boys, Intermediate novice girls)
|
| 10 | Eastern Section Championships 2019 | Nagano | 2019-10-24 | Controller (Senior men, Junior ladies)
|
| 11 | Kinki Regional Championships 2019 | Shiga | 2019-10-03 | Specialist (Senior men, Junior men, Intermediate novice boys)
Assistant (Senior ladies, Intermediate novice girls)
|
| 12 | JGP Courchevel 2019 | Courchevel | 2019-08-21 | Judge (Junior men) |
| 13 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Judge (Senior men, Junior ladies) |
| 14 | Western Section Championships 2017 | Fukuoka | 2017-11-02 | Judge (Senior ladies, Junior men) |
| 15 | Chubu Regional Championships 2017 | Aichi | 2017-09-29 | Specialist (Junior ladies)
Assistant (Advanced novice girls)
|
| 16 | Eastern Section Championships 2016 | Nishitokyo | 2016-11-04 | Judge (Senior men, Junior ladies) |
| 17 | Western Section Championships 2016 | Kyoto | 2016-10-28 | Judge (Senior men, Junior ladies) |
| 18 | Chubu Regional Championships 2016 | Aichi | 2016-09-30 | Controller (Junior ladies, Advanced novice girls)
|
| 19 | Eastern Section Championships 2015 | Gunma | 2015-10-29 | Controller (Senior ladies, Junior men)
|
| 20 | Kinki Regional Championships 2015 | Otsu | 2015-10-09 | Controller (Junior ladies, Advanced novice girls, Basic novice B girls, Basic novice B boys)
|
| 21 | Tohoku-Hokkaido Regional Championships 2015 | Misawa | 2015-10-01 | Specialist (Senior ladies, Advanced novice girls)
Assistant (Senior men, Junior men)
|
| 22 | Tohoku-Hokkaido Regional Championships 2014 | Hokkaido | 2014-10-02 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls) |
| 23 | Shu-Shikoku-Kyushu Regional Championships 2014 | Okayama | 2014-09-25 | Specialist (Senior men, Advanced novice boys, Basic novice B girls, Basic novice B boys)
Assistant (Senior ladies)
|
| 24 | Japan Novice Championships 2013 | Ibaraki | 2013-10-25 | Specialist (Basic novice B boys)
Assistant (Basic novice B girls)
|
| 25 | Kanto Regional Championships 2013 | Saitama | 2013-10-11 | Judge (Senior ladies, Senior men, Junior men, Advanced novice boys, Advanced novice girls, Basic novice B boys) |
| 26 | Western Section Championships 2012 | Fukuoka | 2012-11-01 | Judge (Senior ladies, Junior men) |
| 27 | Tohoku-Hokkaido Regional Championships 2012 | Hokkaido | 2012-10-12 | Specialist (Advanced novice girls)
Assistant (Junior ladies)
|
| 28 | Kanto Regional Championships 2012 | Yamanashi | 2012-09-27 | Specialist (Senior men, Senior ladies, Junior men)
Assistant (Advanced novice boys, Advanced novice girls, Basic novice B boys)
|
| 29 | Tohoku-Hokkaido Regional Championships 2011 | Aomori | 2011-10-12 | Judge (Senior ladies, Senior men, Junior men, Advanced novice girls) |
| 30 | Shu-Shikoku-Kyushu Regional Championships 2011 | Okayama | 2011-09-30 | Specialist (Junior men, Advanced novice girls)
Assistant (Senior men, Senior ladies, Basic novice B girls)
|
| 31 | Japan Junior Championships 2010 | Hitachinaka | 2010-11-26 | Judge (Junior ladies) |
| 32 | Japan Championships 2008 | Nagano | 2008-12-25 | Assistant (Senior ladies)
|
| 33 | Japan Championships 2007 | Kadoma | 2007-12-26 | Assistant (Senior men)
|
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