| Competition | City | Date | Roles |
|---|
| 1 | World Championship 2023 | Saitama | 2023-03-20 | Judge (Senior ladies) |
| 2 | Four Continents Championships 2023 | Colorado Springs | 2023-02-07 | Judge (Senior men) |
| 3 | Japan Championships 2022 | Kadoma | 2022-12-22 | Referee (Senior ladies, Senior pairs)
|
| 4 | Grand Prix and Junior Grand Prix Final 2022 | Torino | 2022-12-08 | Judge (Senior ladies, Junior men, Junior pairs) |
| 5 | Japan Junior Championships 2022 | Ibaraki | 2022-11-25 | Judge (Junior men, Junior pairs) |
| 6 | Skate America 2022 | Norwood | 2022-10-21 | Judge (Senior ladies, Senior men) |
| 7 | Tokyo Regional Championships 2022 | Nishitokyo | 2022-09-30 | Referee (Senior ladies, Junior men, Advanced novice girls, Intermediate novice boys)
|
| 8 | JGP Ostrava 2022 | Ostrava | 2022-08-31 | Judge (Junior ladies) |
| 9 | World Junior Championship 2022 | Tallinn | 2022-04-13 | Judge (Junior men) |
| 10 | Olympics 2022 | Beijing | 2022-01-27 | Judge (Senior men) |
| 11 | Japan Championships 2021 | Saitama | 2021-12-22 | Referee (Senior men)
|
| 12 | Eastern Section Championships 2021 | Tokyo | 2021-10-28 | Referee (Senior ladies, Junior men)
|
| 13 | Kanto Regional Championships 2021 | Chiba | 2021-09-30 | Referee (Senior ladies, Junior men, Advanced novice girls, Advanced novice boys, Intermediate novice girls)
|
| 14 | Japan Championships 2020 | Nagano | 2020-12-24 | Judge (Senior ladies) |
| 15 | NHK Trophy 2020 | Kadoma | 2020-11-27 | Judge (Senior ladies) |
| 16 | Eastern Section Championships 2020 | Kofu | 2020-11-06 | Referee (Senior ladies, Junior men)
|
| 17 | Japan Novice Championships 2020 | Gunma | 2020-10-24 | Referee (Advanced novice boys, Intermediate novice girls)
|
| 18 | World Junior Championship 2020 | Tallinn | 2020-03-02 | Judge (Junior men) |
| 19 | Bavarian Open 2020 | Oberstdorf | 2020-02-03 | Judge (Junior ladies 1, Junior men, Junior ladies 2, Advanced novice boys, Advanced novice girls 1, Advanced novice pairs) |
| 20 | Japan Championships 2019 | Tokyo | 2019-12-18 | Referee (Senior ladies)
|
| 21 | Eastern Section Championships 2019 | Nagano | 2019-10-24 | Referee (Senior men, Junior ladies, Junior pairs)
|
| 22 | Finlandia Trophy 2019 | Espoo | 2019-10-11 | Judge (Senior ladies, Senior men) |
| 23 | Kanto Regional Championships 2019 | Yamanashi | 2019-10-03 | Referee (Junior ladies, Advanced novice girls, Advanced novice boys)
|
| 24 | Nebelhorn Trophy 2019 | Oberstdorf | 2019-09-26 | Judge (Senior men, Senior ladies) |
| 25 | Tohoku-Hokkaido Regional Championships 2019 | Hachinohe Aomori | 2019-09-20 | Controller (Senior ladies, Senior men, Junior men, Intermediate novice boys, Intermediate novice girls)
|
| 26 | Four Continents Championships 2019 | Anaheim | 2019-02-05 | Judge (Senior pairs) |
| 27 | Japan Championships 2018 | Osaka | 2018-12-20 | Referee (Senior pairs)
Judge (Senior ladies) |
| 28 | Grand Prix and Junior Grand Prix Final 2018 | Vancouver | 2018-12-05 | Judge (Senior men, Senior pairs, Junior men, Junior pairs) |
| 29 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Referee (Senior ladies, Junior men)
|
| 30 | JGP Bratislava 2018 | Bratislava | 2018-08-22 | Judge (Junior men) |
| 31 | Chinese Taipei Championships 2018 | Taipei | 2018-07-27 | Judge (Senior men 2, Senior men 1, Senior ladies 2, Senior ladies 1, Junior ladies 2, Junior men, Junior ladies 1, Advanced novice girls, Advanced novice boys, Intermediate novice boys, Intermediate novice girls, Basic novice girls, Basic novice boys, Pre-novice girls 1, Pre-novice girls 2, Juvenile girls 1, Juvenile girls 2) |
| 32 | World Championship 2018 | Milano | 2018-03-19 | Judge (Senior ladies) |
| 33 | Four Continents Championships 2018 | Taipei City | 2018-01-22 | Judge (Senior men) |
| 34 | Japan Championships 2017 | Tokyo | 2017-12-19 | Judge (Senior men) |
| 35 | Golden Spin 2017 | Zagreb | 2017-12-06 | Judge (Senior pairs, Junior men) |
| 36 | JGP Egna 2017 | Egna | 2017-10-11 | Judge (Junior men) |
| 37 | Kanto Regional Championships 2017 | Kanagawa | 2017-09-28 | Controller (Junior ladies, Advanced novice boys, Basic novice B girls)
|
| 38 | 25th Ondrej Nepela Trophy | Bratislava | 2017-09-21 | Judge (Senior ladies, Senior pairs) |
| 39 | Asian Open Figure Skating Trophy 2017 | Hong Kong | 2017-08-05 | Judge (Senior ladies, Junior men, Advanced novice boys, Basic novice B girls, Basic novice B boys, Basic novice A boys) |
| 40 | World Junior Championship 2017 | Taipei City | 2017-03-13 | Judge (Junior men) |
| 41 | Four Continents Championships 2017 | Gangneung | 2017-02-14 | Judge (Senior men) |
| 42 | Japan Championships 2016 | Osaka | 2016-12-22 | Referee (Senior men)
|
| 43 | Golden Spin 2016 | Zagreb | 2016-12-07 | Judge (Senior ladies) |
| 44 | Trophee de France 2016 | Paris | 2016-11-10 | Judge (Senior men, Senior ladies) |
| 45 | Eastern Section Championships 2016 | Nishitokyo | 2016-11-04 | Referee (Senior men, Junior ladies)
|
| 46 | Skate America 2016 | Chicago | 2016-10-21 | Judge (Senior men, Senior pairs) |
| 47 | Skate Canada Autumn Classic 2016 | Montreal | 2016-09-29 | Judge (Senior ladies, Senior men) |
| 48 | Asian Open Figure Skating Trophy 2016 | Manila | 2016-08-04 | Judge (Senior ladies, Senior men, Junior ladies, Junior men, Advanced novice girls, Basic novice B boys, Basic novice A boys, Basic novice A girls) |
| 49 | Four Continents Championships 2016 | Taipei | 2016-02-16 | Judge (Senior pairs) |
| 50 | Japan Championships 2015 | Hokkaido | 2015-12-24 | Judge (Senior men) |
| 51 | Grand Prix and Junior Grand Prix Final 2015 | Barcelona | 2015-12-09 | Judge (Senior men, Senior pairs, Junior men, Junior pairs) |
| 52 | Japan Novice Championships 2015 | Tokyo | 2015-10-23 | Controller (Basic novice B boys, Basic novice B girls)
|
| 53 | Skate Canada Autumn Classic 2015 | Barrie, Ontario | 2015-10-12 | Judge (Senior ladies, Senior men, Senior pairs) |
| 54 | Tohoku-Hokkaido Regional Championships 2015 | Misawa | 2015-10-01 | Controller (Junior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls)
|
| 55 | Chubu Regional Championships 2015 | Aichi | 2015-09-25 | Referee (Junior ladies, Advanced novice boys, Basic novice B girls, Basic novice B boys)
|
| 56 | World Championship 2015 | Shanghai | 2015-03-23 | Judge (Senior pairs) |
| 57 | Bavarian Open 2015 | Oberstdorf | 2015-02-11 | Judge (Senior ladies, Senior pairs, Junior pairs, Advanced novice boys, Advanced novice girls 1, Advanced novice girls 2, Advanced novice pairs) |
| 58 | Japan Championships 2014 | Nagano | 2014-12-25 | Referee (Senior men)
|
| 59 | Cup of Russia 2014 | Moscow | 2014-11-14 | Judge (Senior men, Senior pairs) |
| 60 | Eastern Section Championships 2014 | Chiba | 2014-10-30 | Referee (Senior men, Junior ladies)
|
| 61 | JGP Ljubljana Cup 2014 | Ljubljana | 2014-08-27 | Judge (Junior men) |
| 62 | Four Continents Championships 2014 | Taipei City | 2014-01-20 | Judge (Senior ladies) |
| 63 | Japan Championships 2013 | Saitama | 2013-12-20 | Judge (Senior men) |
| 64 | Eastern Section Championships 2013 | Gunma | 2013-11-01 | Referee (Senior ladies, Junior men)
|
| 65 | Skate America 2013 | Detroit | 2013-10-17 | Judge (Senior men, Senior pairs) |
| 66 | Kanto Regional Championships 2013 | Saitama | 2013-10-11 | Referee (Senior ladies, Senior men, Junior men, Advanced novice girls, Advanced novice boys, Basic novice B boys)
|
| 67 | 21st Ondrej Nepela Trophy | Bratislava | 2013-10-02 | Judge (Senior men) |
| 68 | JGP Baltic Cup 2013 | Gdansk | 2013-09-18 | Judge (Junior ladies) |
| 69 | Four Continents Championships 2013 | Osaka | 2013-02-08 | Judge (Senior ladies) |
| 70 | Japan Championships 2012 | Sapporo | 2012-12-20 | Referee (Senior ladies)
|
| 71 | NHK Trophy 2012 | Miyagi | 2012-11-22 | Judge (Senior pairs) |
| 72 | Cup of China 2012 | Shanghai | 2012-11-02 | Judge (Senior ladies, Senior men, Senior pairs) |
| 73 | Tohoku-Hokkaido Regional Championships 2012 | Hokkaido | 2012-10-12 | Controller (Senior ladies, Senior men, Junior men, Advanced novice boys, Basic novice B girls)
|
| 74 | Nebelhorn Trophy 2012 | Oberstdorf | 2012-09-26 | Judge (Senior men) |
| 75 | JGP Lake Placid 2012 | Lake Placid | 2012-08-29 | Judge (Junior men) |
| 76 | World Championship 2012 | Nice | 2012-03-26 | Judge (Senior pairs) |
| 77 | Japan Championships 2011 | Kadoma | 2011-12-22 | Referee (Senior men)
|
| 78 | Trophée Eric Bompard 2011 | Paris | 2011-11-17 | Judge (Senior ladies, Senior men) |
| 79 | Eastern Section Championships 2011 | Yamanashi | 2011-11-03 | Referee (Senior men, Junior ladies)
|
| 80 | Tohoku-Hokkaido Regional Championships 2011 | Aomori | 2011-10-12 | Controller (Senior ladies, Senior men, Junior men, Advanced novice girls)
|
| 81 | 19th Ondrej Nepela Memorial | Bratislava | 2011-09-28 | Judge (Senior ladies, Senior men) |
| 82 | JPG Volvo Cup 2011 | Riga | 2011-08-31 | Judge (Junior men) |
| 83 | Four Continents Championships 2011 | Taipei City | 2011-02-15 | Judge (Senior men) |
| 84 | Winter Universiade 2011 | Erzurum | 2011-01-30 | Judge (Senior men) |
| 85 | Japan Championships 2010 | Nagano | 2010-12-24 | Referee (Senior ladies)
|
| 86 | NRW Trophy 2010 | Dortmund | 2010-12-02 | Judge (Senior men) |
| 87 | Cup of Russia 2010 | Moscow | 2010-11-18 | Judge (Senior men, Senior ladies, Senior pairs) |
| 88 | JGP Pokal der Blauen Schwerter 2010 | Dresden | 2010-10-06 | Judge (Junior pairs) |
| 89 | Olympics 2010 | Vancouver | 2010-02-12 | Judge (Senior men) |
| 90 | Japan Championships 2009 | Osaka | 2009-12-25 | Referee (Senior men)
|
| 91 | Grand Prix and Junior Grand Prix Final 2009 | Tokyo | 2009-12-02 | Judge (Senior pairs, Junior pairs) |
| 92 | Cup of Russia 2009 | Moscow | 2009-10-22 | Judge (Senior men, Senior ladies) |
| 93 | Nebelhorn Trophy 2009 | Oberstdorf | 2009-09-23 | Judge (Senior men) |
| 94 | World Team Trophy 2009 | Tokyo | 2009-04-15 | Judge (Senior men) |
| 95 | 19th Gardena Spring Trophy | Selva Val Gardena | 2009-04-01 | Judge (Junior ladies, Junior men, Novice girls, Novice boys) |
| 96 | World Junior Championship 2009 | Sofia | 2009-02-22 | Judge (Junior pairs) |
| 97 | Japan Championships 2008 | Nagano | 2008-12-25 | Judge (Senior ladies) |
| 98 | Japan Junior Championships 2008 | Nagoya | 2008-11-23 | Referee (Junior ladies)
|
| 99 | Skate Canada 2008 | Ottawa | 2008-10-30 | Judge (Senior ladies, Senior pairs) |
| 100 | World Championship 2008 | Göteborg | 2008-03-16 | Judge (Senior men) |
| 101 | Japan Championships 2007 | Kadoma | 2007-12-26 | Referee (Senior ladies)
|
| 102 | Grand Prix Final 2007 | Torino | 2007-12-13 | Judge (Senior men, Senior pairs) |
| 103 | Skate America 2007 | REading | 2007-10-25 | Judge (Senior men, Senior pairs) |
| 104 | JGP Pokal der Blauen Schwerter 2007 | Chemnitz | 2007-10-10 | Judge (Junior pairs) |
| 105 | Kinoshita Group Cup Japan Open 2007 | Saitama | 2007-04-29 | Judge (Senior men, Senior ladies) |
| 106 | World Championship 2007 | Tokyo | 2007-03-20 | Judge (Senior ladies) |
| 107 | World Junior Championship 2007 | Oberstdorf | 2007-02-26 | Judge (Junior ladies, Junior pairs) |
| 108 | Four Continents Championships 2007 | Colorado Springs | 2007-02-07 | Judge (Senior ladies, Senior pairs) |
| 109 | JGP Budapest 2006 | Budapest | 2006-08-31 | Judge (Junior ladies, Junior pairs) |
| 110 | Four Continents Championships 2006 | Colorado Springs | 2006-01-25 | Judge (Senior men, Senior pairs) |
| 111 | JGP Sofia 2005 | Sofia | 2005-09-29 | Judge (Junior men) |
| 112 | Skate America 2003 | Reading | 2003-10-23 | Judge (Senior men, Senior ladies) |
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