| Competition | City | Date | Roles |
|---|
| 1 | Winter Universiade 2017 | Almaty | 2017-01-31 | Judge (Senior ladies) |
| 2 | Japan Championships 2016 | Osaka | 2016-12-22 | Judge (Senior men) |
| 3 | Japan Novice Championships 2016 | Osaka | 2016-10-21 | Judge (Basic novice B boys, Basic novice B girls) |
| 4 | JGP Yokohama 2016 | Yokohama | 2016-09-08 | Judge (Junior ladies) |
| 5 | Coupe du Printemps 2016 | Luxembourg | 2016-03-11 | Judge (Senior ladies, Junior men, Advanced novice girls, Basic novice A girls) |
| 6 | Japan Junior Championships 2015 | Ibaraki | 2015-11-21 | Judge (Junior ladies) |
| 7 | Western Section Championships 2015 | Aichi | 2015-10-31 | Judge (Senior men, Junior ladies) |
| 8 | U.S. International Figure Skating Classic 2015 | Salt Lake City | 2015-09-19 | Judge (Senior men, Senior ladies) |
| 9 | Coupe du Printemps 2015 | Luxembourg | 2015-03-13 | Judge (Senior ladies, Junior men) |
| 10 | Japan Junior Championships 2014 | Niigata | 2014-11-22 | Judge (Junior men) |
| 11 | Lombardia Trophy 2014 | Sesto San Giovanni, Milano | 2014-09-18 | Judge (Senior men, Senior ladies) |
| 12 | Challenge Cup 2014 | Den Haag | 2014-03-06 | Judge (Senior men, Junior men, Advanced novice girls) |
| 13 | Japan Championships 2013 | Saitama | 2013-12-20 | Judge (Senior men) |
| 14 | Eastern Section Championships 2013 | Gunma | 2013-11-01 | Judge (Senior men, Junior ladies) |
| 15 | JGP Kosice | Kosice | 2013-09-12 | Judge (Junior ladies) |
| 16 | 15th Merano Cup | Merano | 2012-11-17 | Judge (Senior ladies, Senior men, Junior men) |
| 17 | 22nd Gardena Spring Trophy | Selva Val Gardena | 2012-04-13 | Judge (Senior men, Senior ladies, Advanced novice boys, Advanced novice girls) |
| 18 | Japan Junior Championships 2011 | Hachinohe | 2011-11-25 | Judge (Junior ladies) |
| 19 | 12th Crystal Skate | Brasov | 2011-11-10 | Judge (Senior men, Senior ladies, Junior ladies, Junior men, Advanced novice boys, Advanced novice girls, Basic novice B girls, Basic novice A girls, Basic novice A boys) |
| 20 | Japan Novice Championships 2011 | Tokyo | 2011-10-28 | Judge (Basic novice B girls, Basic novice B boys) |
| 21 | JGP Tallinn Cup 2011 | Tallinn | 2011-10-12 | Judge (Junior ladies) |
| 22 | Japan Junior Championships 2010 | Hitachinaka | 2010-11-26 | Judge (Junior men) |
| 23 | JGP Czech Skate 2010 | Ostrava | 2010-10-13 | Judge (Junior men) |
| 24 | JGP Brasov Cup 2010 | Brasov | 2010-09-09 | Judge (Junior ladies) |
| 25 | 19th Triglav Trophy | Jesenice | 2010-04-01 | Judge (Senior ladies, Senior men, Junior ladies, Junior men, Novice boys) |
| 26 | Japan Junior Championships 2009 | Yokohama | 2009-11-21 | Judge (Junior ladies) |
| 27 | JGP Lake Placid 2009 | Lake Placid | 2009-09-02 | Judge (Junior men) |
| 28 | Japan Championships 2008 | Nagano | 2008-12-25 | Judge (Senior men) |
| 29 | JGP Golden Lynx | Gomel | 2008-10-01 | Judge (Junior men) |
| 30 | Japan Championships 2007 | Kadoma | 2007-12-26 | Judge (Senior men) |
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