| Competition | City | Date | Roles |
|---|
| 1 | World Junior Championship 2019 | Zagreb | 2019-03-04 | Judge (Junior men) |
| 2 | Japan Championships 2018 | Osaka | 2018-12-20 | Controller (Senior men)
|
| 3 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Controller (Senior men, Junior ladies)
|
| 4 | Skate America 2018 | Everett | 2018-10-19 | Judge (Senior ladies, Senior pairs) |
| 5 | Japan Open 2018 | Saitama | 2018-10-06 | Judge (Senior ladies, Senior men) |
| 6 | Chubu Regional Championships 2018 | Nagoya | 2018-09-28 | Controller (Junior ladies, Advanced novice girls, Basic novice B boys)
|
| 7 | Asian Open Figure Skating Trophy 2018 ISU | Bangkok | 2018-08-04 | Judge (Senior men) |
| 8 | Asian Open Figure Skating Trophy 2018 | Bangkok | 2018-08-01 | Controller (Junior men)
Judge (Advanced novice girls, Intermediate novice boys) |
| 9 | Coupe du Printemps 2018 | Luxembourg | 2018-03-16 | Judge (Senior men, Junior ladies) |
| 10 | Olympics 2018 | PyeongChang | 2018-02-09 | Judge (Senior ladies) |
| 11 | Singapore Championships 2018 | Singapore | 2018-01-19 | Referee (Senior ladies, Senior men, Junior ladies, Junior men, Advanced novice girls, Basic novice B girls, Basic novice A girls)
Judge (Senior ladies, Senior men, Junior ladies, Junior men, Advanced novice girls, Basic novice B girls, Basic novice A girls) |
| 12 | Japan Championships 2017 | Tokyo | 2017-12-19 | Controller (Senior ladies)
|
| 13 | Western Section Championships 2017 | Fukuoka | 2017-11-02 | Referee (Senior men, Junior ladies)
|
| 14 | Skate Canada 2017 | Regina | 2017-10-27 | Judge (Senior ladies, Senior men) |
| 15 | Kanto Regional Championships 2017 | Kanagawa | 2017-09-28 | Controller (Senior men, Senior ladies, Junior men, Advanced novice girls, Basic novice B boys)
|
| 16 | Philadelphia Summer International 2017 | Aston | 2017-08-03 | Judge (Senior men, Senior ladies, Junior ladies) |
| 17 | Singapore Championships 2017 | Singapore | 2017-04-08 | Judge (Senior ladies, Junior men, Junior ladies, Advanced novice boys, Advanced novice girls, Basic novice B girls, Basic novice A girls) |
| 18 | Japan Championships 2016 | Osaka | 2016-12-22 | Judge (Senior ladies) |
| 19 | Grand Prix and Junior Grand Prix Final 2016 | Marseille | 2016-12-07 | Judge (Senior men, Junior men) |
| 20 | Eastern Section Championships 2016 | Nishitokyo | 2016-11-04 | Referee (Senior ladies, Junior men)
|
| 21 | Tokyo Regional Championships 2016 | Tokyo | 2016-09-23 | Referee (Senior ladies, Junior men, Advanced novice boys, Basic novice B girls)
|
| 22 | Asian Open Figure Skating Trophy 2016 | Manila | 2016-08-04 | Controller (Junior ladies)
Judge (Senior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls, Basic novice A boys, Basic novice A girls) |
| 23 | World Championship 2016 | Boston | 2016-03-26 | Judge (Senior ladies) |
| 24 | Japan Championships 2015 | Hokkaido | 2015-12-24 | Controller (Senior ladies)
|
| 25 | Japan Junior Championships 2015 | Ibaraki | 2015-11-21 | Judge (Junior men) |
| 26 | Chubu Regional Championships 2015 | Aichi | 2015-09-25 | Referee (Senior ladies, Senior men, Junior men, Advanced novice girls)
|
| 27 | JGP Colorado Springs 2015 | Colorado Springs | 2015-09-02 | Judge (Junior men) |
| 28 | Asian Open Figure Skating Trophy 2015 | Bankok | 2015-08-05 | Controller (Basic novice B boys, Basic novice B girls)
Judge (Senior ladies, Senior men, Junior ladies, Junior men, Advanced novice boys, Advanced novice girls, Basic novice A boys, Basic novice A girls) |
| 29 | 24th Triglav Trophy | Jesenice | 2015-04-15 | Controller (Senior men, Junior men, Junior ladies, Advanced novice girls, Advanced novice boys)
Judge (Senior ladies) |
| 30 | 2nd Narcisa Cup | Jesenice | 2015-04-15 | Controller (Basic novice B girls, Basic novice A boys, Basic novice A girls, Cubs girls, Cubs boys)
|
| 31 | Four Continents Championships 2015 | Seoul | 2015-02-10 | Judge (Senior ladies) |
| 32 | Japan Championships 2014 | Nagano | 2014-12-25 | Controller (Senior men)
|
| 33 | Trophee Eric Bompard 2014 | Bordeaux | 2014-11-20 | Judge (Senior men, Senior ladies) |
| 34 | Western Section Championships 2014 | Fukuoka | 2014-10-31 | Controller (Senior men, Junior ladies)
|
| 35 | Chubu Regional Championships 2014 | Aichi | 2014-10-03 | Referee (Junior ladies, Advanced novice boys, Basic novice B girls, Basic novice B boys)
|
| 36 | Bavarian Open 2014 | Oberstdorf | 2014-02-01 | Judge (Senior men, Junior ladies 2, Junior ladies 1) |
| 37 | Japan Championships 2013 | Saitama | 2013-12-20 | Controller (Senior men)
|
| 38 | Winter Universiade 2013 | Trentino | 2013-12-09 | Judge (Senior ladies) |
| 39 | Western Section Championships 2013 | Kyoto | 2013-11-01 | Judge (Senior men, Junior ladies) |
| 40 | Kinki Regional Championships 2013 | Osaka | 2013-09-26 | Controller (Junior ladies, Advanced novice boys, Advanced novice girls, Basic novice B boys)
|
| 41 | Taipei Open Championships 2013 | Taipei | 2013-08-15 | Controller (Junior ladies, Junior men, Advanced novice boys, Advanced novice girls, Basic novice B girls, Basic novice A girls, Basic novice A boys)
|
| 42 | Four Continents Championships 2013 | Osaka | 2013-02-08 | Judge (Senior men) |
| 43 | Japan Championships 2012 | Sapporo | 2012-12-20 | Judge (Senior ladies) |
| 44 | Japan Junior Championships 2012 | Nishitōkyō, Tokyo | 2012-11-17 | Controller (Junior men)
|
| 45 | Chubu Regional Championships 2012 | Aichi | 2012-09-28 | Referee (Senior men, Junior ladies, Basic novice B girls)
|
| 46 | JGP Courchevel 2012 | Courchevel | 2012-08-22 | Judge (Junior ladies) |
| 47 | Asian Open Figure Skating Trophy 2012 | Taipei | 2012-08-08 | Judge (Senior ladies, Senior men, Junior men, Junior ladies, Advanced novice girls, Advanced novice boys, Basic novice B girls, Basic novice B boys, Basic novice A girls, Basic novice A boys) |
| 48 | 21st Triglav Trophy | Jesenice | 2012-04-04 | Judge (Senior men, Senior ladies, Junior ladies, Novice boys, Novice girls) |
| 49 | Youth Olympics 2012 | Innsbruck | 2012-01-14 | Judge (Junior ladies) |
| 50 | Japan Championships 2011 | Kadoma | 2011-12-22 | Judge (Senior ladies) |
| 51 | NHK Trophy 2011 | Sapporo | 2011-11-10 | Judge (Senior men) |
| 52 | Chubu Regional Championships 2011 | Aichi | 2011-09-30 | Controller (Junior ladies, Advanced novice boys, Basic novice B girls, Basic novice B boys)
|
| 53 | JGP Baltic Cup 2011 | Gdansk | 2011-09-14 | Judge (Junior men) |
| 54 | Japan Championships 2010 | Nagano | 2010-12-24 | Judge (Senior ladies) |
| 55 | Nebelhorn Trophy 2010 | Oberstdorf | 2010-09-22 | Judge (Senior men) |
| 56 | Japan Championships 2009 | Osaka | 2009-12-25 | Judge (Senior men) |
| 57 | Japan Junior Championships 2008 | Nagoya | 2008-11-23 | Assistant (Junior ladies)
|
| 58 | Japan Championships 2007 | Kadoma | 2007-12-26 | Judge (Senior men) |
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