| Competition | City | Date | Roles |
|---|
| 1 | Japan Novice Championships 2020 | Gunma | 2020-10-24 | Judge (Advanced novice girls, Intermediate novice boys, Novice ice dance) |
| 2 | Chubu Regional Championships 2020 | Nagoya | 2020-09-25 | Judge (Senior men, Senior ladies, Junior men, Advanced novice girls) |
| 3 | Japan Championships 2019 | Tokyo | 2019-12-18 | Judge (Senior men, Senior pairs) |
| 4 | Cup of Russia 2019 | Moscow | 2019-11-14 | Judge (Senior ladies, Senior men) |
| 5 | Japan Open 2019 | Saitama | 2019-10-05 | Judge (Senior men, Senior ladies) |
| 6 | Japan Championships 2018 | Osaka | 2018-12-20 | Judge (Senior men) |
| 7 | Cup of Russia 2018 | Moscow | 2018-11-16 | Judge (Senior ladies, Senior pairs) |
| 8 | Japan Novice Championships 2018 | Osaka | 2018-10-19 | Judge (Advanced novice girls, Advanced novice boys, Novice ice dance) |
| 9 | Skate Canada Autumn Classic 2018 | Oakville | 2018-09-20 | Judge (Senior men, Senior ladies) |
| 10 | Challenge Cup 2018 | Den Haag | 2018-02-22 | Judge (Senior ladies, Junior ladies, Advanced novice boys, Pre-novice girls) |
| 11 | Japan Junior Championships 2017 | Gunma | 2017-11-24 | Judge (Junior men) |
| 12 | Kinoshita Group Cup Japan Open 2017 | Saitama | 2017-10-07 | Judge (Senior ladies) |
| 13 | U.S. International Figure Skating Classic 2017 | Salt Lake City | 2017-09-14 | Judge (Senior ladies, Senior pairs) |
| 14 | 2017 U.S. Challenge Skate | Salt Lake City | 2017-09-14 | Judge (Junior men, Novice boys) |
| 15 | Winter Universiade 2017 | Almaty | 2017-01-31 | Judge (Senior ladies) |
| 16 | Japan Championships 2016 | Osaka | 2016-12-22 | Judge (Senior men) |
| 17 | Japan Novice Championships 2016 | Osaka | 2016-10-21 | Judge (Basic novice B boys, Basic novice B girls) |
| 18 | JGP Yokohama 2016 | Yokohama | 2016-09-08 | Judge (Junior ladies) |
| 19 | Coupe du Printemps 2016 | Luxembourg | 2016-03-11 | Judge (Senior ladies, Junior men, Advanced novice girls, Basic novice A girls) |
| 20 | Japan Junior Championships 2015 | Ibaraki | 2015-11-21 | Judge (Junior ladies) |
| 21 | Western Section Championships 2015 | Aichi | 2015-10-31 | Judge (Senior men, Junior ladies) |
| 22 | U.S. International Figure Skating Classic 2015 | Salt Lake City | 2015-09-19 | Judge (Senior ladies, Senior men) |
| 23 | 2015 U.S. Challenge Skate | Salt Lake City | 2015-09-17 | Judge (Junior ladies, Novice girls) |
| 24 | Coupe du Printemps 2015 | Luxembourg | 2015-03-13 | Judge (Senior ladies, Junior men) |
| 25 | Japan Junior Championships 2014 | Niigata | 2014-11-22 | Judge (Junior men) |
| 26 | Lombardia Trophy 2014 | Milano | 2014-09-18 | Judge (Senior ladies, Senior men) |
| 27 | Challenge Cup 2014 | Den Haag | 2014-03-06 | Judge (Senior men, Junior men, Advanced novice girls) |
| 28 | Japan Championships 2013 | Saitama | 2013-12-20 | Judge (Senior men) |
| 29 | Eastern Section Championships 2013 | Gunma | 2013-11-01 | Judge (Senior men, Junior ladies) |
| 30 | JGP Kosice 2013 | Kosice | 2013-09-12 | Judge (Junior ladies) |
| 31 | 15th Merano Cup | Merano | 2012-11-17 | Judge (Senior ladies, Senior men, Junior men) |
| 32 | 22nd Gardena Spring Trophy | Selva Val Gardena | 2012-04-13 | Judge (Senior men, Senior ladies, Advanced novice boys, Advanced novice girls) |
| 33 | Japan Junior Championships 2011 | Hachinohe | 2011-11-25 | Judge (Junior ladies) |
| 34 | 12th Crystal Skate | Brasov | 2011-11-10 | Judge (Senior ladies, Senior men, Junior ladies, Junior men, Advanced novice girls, Advanced novice boys, Basic novice B girls, Basic novice A boys, Basic novice A girls) |
| 35 | Japan Novice Championships 2011 | Tokyo | 2011-10-28 | Judge (Basic novice B boys, Basic novice B girls) |
| 36 | JGP Tallinn Cup 2011 | Tallinn | 2011-10-05 | Judge (Junior ladies) |
| 37 | Japan Junior Championships 2010 | Hitachinaka | 2010-11-26 | Judge (Junior men) |
| 38 | JGP Czech Skate 2010 | Ostrava | 2010-10-13 | Judge (Junior men) |
| 39 | JGP Brasov Cup 2010 | Brasov | 2010-09-09 | Judge (Junior ladies) |
| 40 | 19th Triglav Trophy | Jesenice | 2010-04-01 | Judge (Senior men, Senior ladies, Junior men, Junior ladies, Novice boys) |
| 41 | Japan Junior Championships 2009 | Yokohama | 2009-11-21 | Judge (Junior ladies) |
| 42 | JGP Lake Placid 2009 | Lake Placid | 2009-09-02 | Judge (Junior men, Junior pairs) |
| 43 | Japan Championships 2008 | Nagano | 2008-12-25 | Judge (Senior men) |
| 44 | JGP Golden Lynx 2008 | Gomel | 2008-10-01 | Judge (Junior men) |
| 45 | Japan Championships 2007 | Kadoma | 2007-12-26 | Judge (Senior men) |
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