| Competition | City | Date | Roles |
|---|
| 1 | World Championship 2025 | Boston | 2025-03-25 | Judge (Senior ladies) |
| 2 | World Junior Championship 2025 | Debrecen | 2025-02-25 | Judge (Junior men) |
| 3 | Finlandia Trophy 2024 | Helsinki | 2024-11-15 | Judge (Senior men, Senior ladies) |
| 4 | JGP Gdansk 2024 | Gdansk | 2024-09-25 | Judge (Junior men) |
| 5 | World Championship 2024 | Montreal | 2024-03-18 | Judge (Senior pairs) |
| 6 | Youth Olympics 2024 | Gangwon | 2024-01-26 | Judge (Junior men, Junior pairs) |
| 7 | Japan Championships 2023 | Nagano | 2023-12-20 | Judge (Senior men, Senior ice dance) |
| 8 | Grand Prix and Junior Grand Prix Final 2023 | Beijing | 2023-12-08 | Judge (Senior ladies, Senior pairs, Junior ladies) |
| 9 | Chinese Taipei Championships 2023 | Taipei | 2023-11-11 | Judge (Senior men, Senior ladies, Junior men, Junior ladies, Advanced novice girls, Intermediate novice girls, Basic novice girls, Basic novice boys, Pre-novice girls, Pre-novice boys, Juvenile girls) |
| 10 | Japan Junior Championships 2023 | Otsu | 2023-11-11 | Judge (Junior ladies, Junior pairs) |
| 11 | Eastern Section Championships 2023 | Hachinohe | 2023-11-02 | Referee (Senior ladies, Senior pairs, Junior men, Junior pairs)
|
| 12 | Western Section Championships 2023 | Hiroshima | 2023-10-25 | Judge (Senior ice dance, Junior ice dance) |
| 13 | Finlandia Trophy 2023 | Espoo | 2023-10-06 | Judge (Senior men, Senior ladies) |
| 14 | World Junior Championship 2023 | Calgary | 2023-02-27 | Judge (Junior men) |
| 15 | Four Continents Championships 2023 | Colorado Springs | 2023-02-07 | Judge (Senior ladies) |
| 16 | Japan Championships 2022 | Kadoma | 2022-12-22 | Judge (Senior men, Senior ice dance) |
| 17 | Japan Junior Championships 2022 | Ibaraki | 2022-11-25 | Judge (Junior men) |
| 18 | Western Section Championships 2022 | Kyoto | 2022-10-27 | Referee (Senior men, Junior ladies)
Judge (Senior ice dance, Junior ice dance) |
| 19 | Tohoku-Hokkaido Regional Championships 2022 | Hachinohe | 2022-10-07 | Referee (Senior ladies, Senior men, Junior men, Advanced novice girls, Intermediate novice boys, Intermediate novice girls)
|
| 20 | JGP Gdansk 2022 | Gdansk | 2022-09-30 | Judge (Junior pairs) |
| 21 | World Junior Championship 2022 | Tallinn | 2022-04-13 | Judge (Junior ladies) |
| 22 | Four Continents Championships 2022 | Tallinn | 2022-01-18 | Judge (Senior men) |
| 23 | Japan Championships 2021 | Saitama | 2021-12-22 | Judge (Senior ladies, Senior ice dance) |
| 24 | Japan Junior Championships 2021 | Nagoya | 2021-11-19 | Judge (Junior men, Junior ice dance) |
| 25 | Skate Canada 2021 | Vancouver | 2021-10-28 | Judge (Senior ladies, Senior men) |
| 26 | Skate America 2021 | Las Vegas | 2021-10-21 | Judge (Senior men, Senior ladies, Senior pairs) |
| 27 | Japan Championships 2020 | Nagano | 2020-12-24 | Judge (Senior men, Senior ice dance) |
| 28 | NHK Trophy 2020 | Kadoma | 2020-11-27 | Judge (Senior ice dance) |
| 29 | Japan Junior Championships 2020 | Hachinohe,Aomori | 2020-11-21 | Judge (Junior men, Junior ice dance) |
| 30 | Tohoku-Hokkaido Regional Championships 2020 | Niigata | 2020-10-10 | Referee (Senior men, Senior ladies, Junior men, Advanced novice boys, Advanced novice girls, Intermediate novice girls)
|
| 31 | Japan Championships 2019 | Tokyo | 2019-12-18 | Judge (Senior ladies, Senior ice dance) |
| 32 | SEA Games 2019 | Manila | 2019-11-29 | Judge (Senior men, Senior ladies) |
| 33 | NHK Trophy 2019 | Sapporo | 2019-11-22 | Judge (Senior pairs) |
| 34 | Eastern Section Championships 2019 | Nagano | 2019-10-24 | Judge (Senior men, Junior ladies, Junior pairs) |
| 35 | Japan Novice Championships 2019 | Nishitokyo | 2019-10-18 | Judge (Novice ice dance) |
| 36 | JGP Egna 2019 | Egna | 2019-10-02 | Judge (Junior men) |
| 37 | Challenge Cup 2019 | Den Haag | 2019-02-21 | Judge (Senior ladies, Junior ladies, Junior men, Advanced novice boys, Pre-novice girls) |
| 38 | Japan Championships 2018 | Osaka | 2018-12-20 | Judge (Senior men, Senior ice dance) |
| 39 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Judge (Senior ladies, Senior ice dance, Junior men, Junior ice dance) |
| 40 | Chu-Shikoku-Kyushu Regional Championships 2018 | Miki Town | 2018-09-21 | Referee (Senior ladies, Junior ladies, Advanced novice boys)
|
| 41 | JGP Kaunas 2018 | Kaunas | 2018-09-05 | Judge (Junior men) |
| 42 | Japan Junior Championships 2017 | Gunma | 2017-11-24 | Judge (Junior ladies) |
| 43 | Eastern Section Championships 2017 | Yamanashi | 2017-10-26 | Judge (Senior ladies, Junior men) |
| 44 | Kanto Regional Championships 2017 | Kanagawa | 2017-09-28 | Referee (Junior ladies, Advanced novice boys, Basic novice B girls)
|
| 45 | Japan Championships 2016 | Osaka | 2016-12-22 | Judge (Senior men) |
| 46 | Western Section Championships 2016 | Kyoto | 2016-10-28 | Judge (Senior ladies, Junior men) |
| 47 | Tohoku-Hokkaido Regional Championships 2016 | Hachinohe | 2016-10-08 | Referee (Senior ladies, Senior men, Junior men, Basic novice B girls, Basic novice B boys)
|
| 48 | Tohoku-Hokkaido Regional Championships 2015 | Misawa | 2015-10-01 | Referee (Junior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls)
|
| 49 | Japan Junior Championships 2014 | Niigata | 2014-11-22 | Judge (Junior men) |
| 50 | Chubu Regional Championships 2014 | Aichi | 2014-10-03 | Judge (Junior ladies, Advanced novice boys, Basic novice B girls, Basic novice B boys) |
| 51 | Eastern Section Championships 2013 | Gunma | 2013-11-01 | Judge (Senior men, Junior ladies) |
| 52 | Chubu Regional Championships 2013 | Aichi | 2013-09-27 | Judge (Junior ladies, Basic novice B girls) |
| 53 | Eastern Section Championships 2012 | Chiba | 2012-11-01 | Judge (Senior ladies, Junior men) |
| 54 | Eastern Section Championships 2011 | Yamanashi | 2011-11-03 | Judge (Senior ladies, Junior men) |
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