| Competition | City | Date | Roles |
|---|
| 1 | Western Section Championships 2022 | Kyoto | 2022-10-27 | Judge (Senior men, Junior ladies) |
| 2 | Warsaw Cup 2021 | Warsaw | 2021-11-19 | Judge (Senior men, Senior ladies) |
| 3 | Japan Novice Championships 2021 | Otsu, Shiga | 2021-10-24 | Judge (Advanced novice boys, Intermediate novice girls) |
| 4 | Chubu Regional Championships 2021 | Nagoya | 2021-09-24 | Judge (Senior ladies, Senior men, Junior men, Intermediate novice boys, Intermediate novice girls) |
| 5 | Chubu Regional Championships 2020 | Nagoya | 2020-09-25 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls) |
| 6 | Japan Junior Championships 2019 | Kanagawa | 2019-11-15 | Judge (Junior men) |
| 7 | Chubu Regional Championships 2019 | Nagoya | 2019-09-27 | Judge (Junior ladies, Advanced novice boys, Intermediate novice girls) |
| 8 | 27th Ondrej Nepela Trophy | Bratislava | 2019-09-20 | Judge (Senior men, Senior ladies) |
| 9 | Challenge Cup 2019 | Den Haag | 2019-02-21 | Judge (Senior men, Junior men, Advanced novice girls, Basic novice girls) |
| 10 | Japan Junior Championships 2018 | Fukuoka | 2018-11-23 | Judge (Junior ladies) |
| 11 | Japan Novice Championships 2018 | Osaka | 2018-10-19 | Judge (Basic novice B boys, Basic novice B girls) |
| 12 | Chubu Regional Championships 2018 | Nagoya | 2018-09-28 | Referee (Senior ladies, Senior men, Junior men, Advanced novice boys, Basic novice B girls)
|
| 13 | JGP Richmond 2018 | Richmond | 2018-09-12 | Judge (Junior men, Junior pairs) |
| 14 | Challenge Cup 2018 | Den Haag | 2018-02-22 | Judge (Senior men, Junior men, Advanced novice girls, Basic novice A girls, Basic novice A boys) |
| 15 | Japan Junior Championships 2017 | Gunma | 2017-11-24 | Judge (Junior ladies) |
| 16 | Japan Novice Championships 2017 | Otsu | 2017-10-20 | Judge (Advanced novice boys, Advanced novice girls) |
| 17 | JGP Zagreb 2017 | Zagreb | 2017-09-27 | Judge (Junior men, Junior pairs) |
| 18 | JGP Salzburg 2017 | Salzburg | 2017-08-30 | Judge (Junior men) |
| 19 | Japan Novice Championships 2016 | Osaka | 2016-10-21 | Judge (Advanced novice boys, Advanced novice girls) |
| 20 | Chubu Regional Championships 2016 | Aichi | 2016-09-30 | Referee (Junior ladies, Advanced novice girls)
|
| 21 | JGP Cup of Mordovia 2016 | Saransk | 2016-09-14 | Judge (Junior ladies, Junior pairs) |
| 22 | Bavarian Open 2016 | Oberstdorf | 2016-02-17 | Judge (Senior ladies, Senior men, Senior pairs, Junior ladies 1, Junior pairs, Advanced novice girls 2, Advanced novice girls 1) |
| 23 | Japan Junior Championships 2015 | Ibaraki | 2015-11-21 | Judge (Junior ladies) |
| 24 | Japan Novice Championships 2015 | Tokyo | 2015-10-23 | Judge (Advanced novice boys, Advanced novice girls) |
| 25 | Lombardia Trophy 2015 | Milano | 2015-09-17 | Judge (Senior ladies, Junior men, Junior ladies) |
| 26 | JGP Bratislava 2015 | Bratislava | 2015-08-19 | Judge (Junior men) |
| 27 | Challenge Cup 2015 | Den Haag | 2015-02-19 | Judge (Senior ladies, Junior ladies, Advanced novice boys) |
| 28 | Japan Junior Championships 2014 | Niigata | 2014-11-22 | Judge (Junior ladies) |
| 29 | Japan Novice Championships 2014 | Osaka | 2014-10-24 | Judge (Advanced novice girls, Advanced novice boys) |
| 30 | Kanto Regional Championships 2014 | Nagano | 2014-09-25 | Referee (Junior ladies, Basic novice B girls)
|
| 31 | JGP Courchevel 2014 | Courchevel | 2014-08-20 | Judge (Junior men) |
| 32 | Japan Junior Championships 2013 | Nagoya | 2013-11-22 | Judge (Junior ladies) |
| 33 | 16th Merano Cup | Merano | 2013-11-15 | Judge (Senior ladies, Senior men, Junior ladies, Junior men) |
| 34 | Japan Novice Championships 2013 | Ibaraki | 2013-10-25 | Judge (Basic novice B boys, Basic novice B girls) |
| 35 | JGP Riga Cup 2013 | Riga | 2013-08-27 | Judge (Junior men, Junior pairs) |
| 36 | Japan Junior Championships 2012 | Nishitōkyō, Tokyo | 2012-11-17 | Judge (Junior men) |
| 37 | Japan Novice Championships 2012 | Kyoto | 2012-10-26 | Referee (Advanced novice boys, Advanced novice girls)
|
| 38 | JGP Chemnitz 2012 | Chemnitz | 2012-10-10 | Judge (Junior men) |
| 39 | Challenge Cup 2012 | Den Haag | 2012-03-08 | Judge (Senior ladies, Junior men, Advanced novice boys, Debs girls, Debs boys) |
| 40 | Japan Novice Championships 2011 | Tokyo | 2011-10-28 | Judge (Advanced novice boys, Advanced novice girls) |
| 41 | Chubu Regional Championships 2011 | Aichi | 2011-09-30 | Referee (Senior ladies, Senior men, Junior men, Advanced novice girls)
|
| 42 | Nebelhorn Trophy 2011 | Oberstdorf | 2011-09-22 | Judge (Senior men, Senior ladies) |
| 43 | Asian Figure Skating Trophy 2011 | Dongguan | 2011-08-22 | Judge (Senior men, Senior ladies, Junior ladies, Junior men, Advanced novice boys, Advanced novice girls, Basic novice B girls, Basic novice A boys, Basic novice A girls) |
| 44 | JGP SBC Cup 2010 | Karuizawa | 2010-09-24 | Judge (Junior men) |
| 45 | Asian Figure Skating Trophy 2010 | Bankok | 2010-08-27 | Judge (Senior men, Senior ladies, Junior ladies, Junior men, Advanced novice boys, Advanced novice girls) |
| 46 | Skate Copenhagen 2010 | Hvidovre | 2010-03-25 | Judge (Senior ladies, Senior men, Junior men, Novice girls, Novice boys, Springs boys, Springs girls, Cubs boys) |
| 47 | Japan Junior Championships 2008 | Nagoya | 2008-11-23 | Judge (Junior men) |
| 48 | JGP Czech Skate 2008 | Ostrava | 2008-09-17 | Judge (Junior men) |
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