| Competition | City | Date | Roles |
|---|
| 1 | JGP Riga 2017 | Riga | 2017-09-06 | Judge (Junior men) |
| 2 | Japan Championships 2016 | Osaka | 2016-12-22 | Judge (Senior ladies) |
| 3 | Chubu Regional Championships 2016 | Aichi | 2016-09-30 | Specialist (Senior men, Junior men, Advanced novice boys, Basic novice B girls, Basic novice B boys)
Assistant (Senior ladies)
|
| 4 | JGP Ljubljana Cup 2016 | Ljubljana | 2016-09-21 | Judge (Junior men) |
| 5 | Japan Championships 2015 | Hokkaido | 2015-12-24 | Judge (Senior ladies) |
| 6 | Japan Championships 2014 | Nagano | 2014-12-25 | Judge (Senior men) |
| 7 | 17th Merano Cup | Merano | 2014-11-14 | Judge (Senior men, Junior men) |
| 8 | Tokyo Regional Championships 2014 | Tokyo | 2014-10-10 | Specialist (Advanced novice girls, Basic novice B girls)
Assistant (Junior ladies)
|
| 9 | Shu-Shikoku-Kyushu Regional Championships 2014 | Okayama | 2014-09-25 | Referee (Senior men, Senior ladies, Advanced novice boys, Basic novice B boys, Basic novice B girls)
|
| 10 | Coupe du Printemps 2014 | Luxembourg | 2014-03-14 | Judge (Senior ladies, Junior men, Advanced novice boys, Advanced novice girls) |
| 11 | Japan Championships 2013 | Saitama | 2013-12-20 | Judge (Senior men) |
| 12 | Japan Junior Championships 2013 | Nagoya | 2013-11-22 | Judge (Junior men) |
| 13 | Western Section Championships 2013 | Kyoto | 2013-11-01 | Judge (Senior ladies, Junior men) |
| 14 | Shu-Shikoku-Kyushu Regional Championships 2013 | Fukuoka | 2013-10-03 | Specialist (Senior ladies, Senior men, Advanced novice boys, Basic novice B boys)
Assistant (Junior men, Basic novice B girls)
|
| 15 | Kinki Regional Championships 2013 | Osaka | 2013-09-26 | Specialist (Senior men, Junior men, Basic novice B girls)
Assistant (Senior ladies)
|
| 16 | 23rd Gardena Spring Trophy | Selva Val Gardena | 2013-04-02 | Judge (Senior men, Senior ladies, Junior men, Junior ladies, Advanced novice girls, Advanced novice boys) |
| 17 | Japan Championships 2012 | Sapporo | 2012-12-20 | Judge (Senior ladies) |
| 18 | Western Section Championships 2012 | Fukuoka | 2012-11-01 | Specialist (Senior men)
Assistant (Junior ladies)
|
| 19 | Shu-Shikoku-Kyushu Regional Championships 2012 | Shimane | 2012-10-11 | Specialist (Junior men, Advanced novice girls)
Assistant (Senior men, Senior ladies, Advanced novice boys, Basic novice B boys)
|
| 20 | Golden Spin 2011 | Zagreb | 2011-12-08 | Judge (Senior men, Senior ladies) |
| 21 | Japan Junior Championships 2011 | Hachinohe | 2011-11-25 | Judge (Junior ladies) |
| 22 | Shu-Shikoku-Kyushu Regional Championships 2011 | Okayama | 2011-09-30 | Specialist (Junior ladies)
Assistant (Advanced novice boys, Basic novice B boys)
|
| 23 | 20th Triglav Trophy | Jesenice | 2011-04-07 | Judge (Senior ladies, Senior men, Novice boys, Novice girls) |
| 24 | Japan Championships 2010 | Nagano | 2010-12-24 | Judge (Senior ladies) |
| 25 | Golden Spin 2010 | Zagreb | 2010-12-09 | Judge (Senior men) |
| 26 | Japan Open 2010 | Saitama | 2010-10-02 | Judge (Senior ladies, Senior men) |
| 27 | Japan Championships 2009 | Osaka | 2009-12-25 | Judge (Senior men) |
| 28 | Japan Junior Championships 2008 | Nagoya | 2008-11-23 | Judge (Junior men) |
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