| Competition | City | Date | Roles |
|---|
| 1 | JGP Varese 2025 | Varese | 2025-09-03 | Judge (Junior men) |
| 2 | FISU World University Games 2025 | Torino | 2025-01-16 | Judge (Senior men) |
| 3 | Skate Canada 2024 | Halifax | 2024-10-25 | Judge (Senior ladies, Senior men) |
| 4 | Japan Championships 2023 | Nagano | 2023-12-20 | Judge (Senior men, Senior pairs) |
| 5 | Skate Canada 2023 | Vancouver | 2023-10-27 | Judge (Senior men, Senior ladies) |
| 6 | Chu-Shikoku-Kyushu Regional Championships 2023 | Fukuoka | 2023-10-06 | Controller (Senior men, Junior men, Advanced novice girls, Intermediate novice boys, Intermediate novice girls)
|
| 7 | JGP Linz 2023 | Linz | 2023-08-30 | Judge (Junior men) |
| 8 | Japan Championships 2022 | Kadoma | 2022-12-22 | Judge (Senior men, Senior pairs) |
| 9 | Eastern Section Championships 2022 | Maebashi City | 2022-11-03 | Judge (Senior men, Junior ladies, Junior pairs) |
| 10 | Japan Novice Championships 2022 | Sapporo | 2022-10-21 | Referee (Advanced novice girls, Intermediate novice boys)
|
| 11 | JGP Baltic Cup 2022 | Gdansk | 2022-10-05 | Judge (Junior men, Junior pairs) |
| 12 | Nebelhorn Trophy 2022 | Oberstdorf | 2022-09-21 | Judge (Senior men, Senior pairs) |
| 13 | Japan Championships 2021 | Saitama | 2021-12-22 | Judge (Senior men) |
| 14 | NHK Trophy 2021 | Tokyo | 2021-11-12 | Judge (Senior men) |
| 15 | Western Section Championships 2021 | Fukuoa | 2021-11-04 | Judge (Senior men, Senior pairs, Junior ladies) |
| 16 | Japan Novice Championships 2021 | Otsu, Shiga | 2021-10-24 | Controller (Advanced novice boys, Intermediate novice girls)
|
| 17 | Kinki Regional Championships 2021 | Kyoto | 2021-10-07 | Specialist (Junior ladies)
Assistant (Senior men, Advanced novice girls)
|
| 18 | Tohoku-Hokkaido Regional Championships 2021 | Sapporo | 2021-10-01 | Referee (Senior men, Senior ladies, Junior men, Intermediate novice boys, Intermediate novice girls)
|
| 19 | Japan Championships 2020 | Nagano | 2020-12-24 | Judge (Senior ladies) |
| 20 | NHK Trophy 2020 | Kadoma | 2020-11-27 | Judge (Senior ladies) |
| 21 | Eastern Section Championships 2020 | Kofu | 2020-11-06 | Judge (Senior men, Junior ladies) |
| 22 | Japan Novice Championships 2020 | Gunma | 2020-10-24 | Specialist (Intermediate novice boys)
Assistant (Advanced novice girls)
|
| 23 | Tohoku-Hokkaido Regional Championships 2020 | Niigata | 2020-10-10 | Controller (Junior ladies, Intermediate novice boys)
|
| 24 | Japan Open 2020 | Saitama | 2020-10-03 | Judge (Senior ladies, Senior men) |
| 25 | Japan Championships 2019 | Tokyo | 2019-12-18 | Judge (Senior men, Senior pairs) |
| 26 | NHK Trophy 2019 | Sapporo | 2019-11-22 | Judge (Senior men) |
| 27 | Western Section Championships 2019 | Otsu | 2019-11-01 | Judge (Senior ladies, Junior men) |
| 28 | Japan Championships 2018 | Osaka | 2018-12-20 | Judge (Senior ladies, Senior pairs) |
| 29 | JGP Linz 2018 | Linz | 2018-08-29 | Judge (Junior ladies) |
| 30 | Japan Championships 2017 | Tokyo | 2017-12-19 | Judge (Senior men) |
| 31 | Skate America 2017 | Lake Placid | 2017-11-24 | Judge (Senior men, Senior pairs) |
| 32 | Western Section Championships 2017 | Fukuoka | 2017-11-02 | Specialist (Junior men)
Assistant (Senior ladies)
|
| 33 | 8th Asian Winter Games | Sapporo | 2017-02-23 | Judge (Senior men) |
| 34 | Japan Championships 2016 | Osaka | 2016-12-22 | Judge (Senior ladies) |
| 35 | JGP Czech Skate 2016 | Ostrava | 2016-08-31 | Judge (Junior pairs) |
| 36 | Japan Championships 2015 | Hokkaido | 2015-12-24 | Judge (Senior ladies) |
| 37 | Tohoku-Hokkaido Regional Championships 2015 | Misawa | 2015-10-01 | Specialist (Advanced novice boys, Basic novice B boys, Basic novice B girls)
Assistant (Junior ladies)
|
| 38 | JGP Linz 2015 | Linz | 2015-09-09 | Judge (Junior ladies) |
| 39 | Japan Championships 2014 | Nagano | 2014-12-25 | Judge (Senior men) |
| 40 | Japan Junior Championships 2014 | Niigata | 2014-11-22 | Assistant (Junior men)
|
| 41 | Tohoku-Hokkaido Regional Championships 2014 | Hokkaido | 2014-10-02 | Controller (Junior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls)
|
| 42 | JGP Czech Skate 2014 | Ostrava | 2014-09-03 | Judge (Junior men) |
| 43 | Japan Championships 2013 | Saitama | 2013-12-20 | Judge (Senior ladies) |
| 44 | Eastern Section Championships 2013 | Gunma | 2013-11-01 | Specialist (Senior ladies)
Assistant (Junior men)
|
| 45 | Japan Novice Championships 2013 | Ibaraki | 2013-10-25 | Controller (Advanced novice girls, Advanced novice boys)
|
| 46 | Tohoku-Hokkaido Regional Championships 2013 | Aomori | 2013-10-11 | Controller (Junior ladies, Basic novice B girls)
|
| 47 | Kinoshita Group Cup Japan Open 2013 | Saitama | 2013-10-05 | Judge (Senior men, Senior ladies) |
| 48 | Japan Championships 2012 | Sapporo | 2012-12-20 | Judge (Senior ladies) |
| 49 | Eastern Section Championships 2012 | Chiba | 2012-11-01 | Controller (Senior ladies, Junior men)
|
| 50 | Japan Novice Championships 2012 | Kyoto | 2012-10-26 | Specialist (Basic novice B girls)
Assistant (Basic novice B boys)
|
| 51 | Kanto Regional Championships 2012 | Yamanashi | 2012-09-27 | Controller (Senior men, Senior ladies, Junior men, Advanced novice boys, Advanced novice girls, Basic novice B boys)
|
| 52 | Japan Championships 2011 | Kadoma | 2011-12-22 | Judge (Senior ladies) |
| 53 | Eastern Section Championships 2011 | Yamanashi | 2011-11-03 | Controller (Senior men, Junior ladies)
|
| 54 | Tohoku-Hokkaido Regional Championships 2011 | Aomori | 2011-10-12 | Controller (Junior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls)
|
| 55 | Japan Championships 2009 | Osaka | 2009-12-25 | Judge (Senior men) |
| 56 | Japan Championships 2008 | Nagano | 2008-12-25 | Judge (Senior ladies) |
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