| Competition | City | Date | Roles |
|---|
| 1 | Eastern Section Championships 2022 | Maebashi City | 2022-11-03 | Judge (Senior men, Junior ladies) |
| 2 | Japan Novice Championships 2022 | Sapporo | 2022-10-21 | Specialist (Advanced novice boys)
|
| 3 | Japan Championships 2021 | Saitama | 2021-12-22 | Assistant (Senior ladies)
|
| 4 | Japan Junior Championships 2021 | Nagoya | 2021-11-19 | Specialist (Junior men)
|
| 5 | Western Section Championships 2021 | Fukuoa | 2021-11-04 | Judge (Senior men, Junior ladies) |
| 6 | NHK Trophy 2020 | Kadoma | 2020-11-27 | Assistant (Senior men)
|
| 7 | Japan Junior Championships 2020 | Hachinohe,Aomori | 2020-11-21 | Assistant (Junior ladies)
|
| 8 | Western Section Championships 2020 | Kyoto | 2020-10-30 | Judge (Senior ladies, Junior men) |
| 9 | Japan Open 2020 | Saitama | 2020-10-03 | Specialist (Senior men)
Assistant (Senior ladies)
|
| 10 | Japan Junior Championships 2019 | Kanagawa | 2019-11-15 | Assistant (Junior ladies)
|
| 11 | Western Section Championships 2019 | Otsu | 2019-11-01 | Judge (Senior ladies, Junior men) |
| 12 | Japan Championships 2018 | Osaka | 2018-12-20 | Specialist (Senior ladies)
|
| 13 | Japan Junior Championships 2018 | Fukuoka | 2018-11-23 | Specialist (Junior ladies)
|
| 14 | Western Section Championships 2018 | Aichi-ken | 2018-11-01 | Specialist (Junior men)
Assistant (Senior ladies)
|
| 15 | JGP Richmond 2018 | Richmond | 2018-09-12 | Assistant (Junior ladies)
|
| 16 | Japan Junior Championships 2017 | Gunma | 2017-11-24 | Specialist (Junior ladies)
|
| 17 | Japan Novice Championships 2017 | Otsu | 2017-10-20 | Specialist (Basic novice B girls)
Assistant (Basic novice B boys)
|
| 18 | Japan Championships 2016 | Osaka | 2016-12-22 | Specialist (Senior ladies)
|
| 19 | Kinki Regional Championships 2016 | Osaka | 2016-10-08 | Judge (Junior ladies, Advanced novice girls, Basic novice B girls) |
| 20 | JGP Yokohama 2016 | Yokohama | 2016-09-08 | Assistant (Junior men)
|
| 21 | Japan Championships 2015 | Hokkaido | 2015-12-24 | Specialist (Senior men)
|
| 22 | Western Section Championships 2015 | Aichi | 2015-10-31 | Specialist (Junior ladies)
Assistant (Senior men)
|
| 23 | Kinoshita Group Cup Japan Open 2015 | Saitama | 2015-10-03 | Specialist (Senior men)
Assistant (Senior ladies)
|
| 24 | Kinki Regional Championships 2014 | Osaka | 2014-10-10 | Specialist (Junior ladies)
Assistant (Advanced novice boys, Advanced novice girls, Basic novice B boys)
|
| 25 | JGP Nagoya TV Cup 2014 | Aichi | 2014-09-11 | Specialist (Junior men)
|
| 26 | Japan Championships 2013 | Saitama | 2013-12-20 | Assistant (Senior men)
|
| 27 | Japan Junior Championships 2013 | Nagoya | 2013-11-22 | Specialist (Junior men)
|
| 28 | Kinoshita Group Cup Japan Open 2013 | Saitama | 2013-10-05 | Specialist (Senior ladies)
Assistant (Senior men)
|
| 29 | Japan Junior Championships 2012 | Nishitōkyō, Tokyo | 2012-11-17 | Specialist (Junior ladies)
|
| 30 | Japan Championships 2011 | Kadoma | 2011-12-22 | Specialist (Senior ladies)
|
| 31 | Western Section Championships 2011 | Kyoto | 2011-11-03 | Specialist (Senior men)
Assistant (Junior ladies)
|
| 32 | Tokyo Regional Championships 2011 | Tokyo | 2011-10-08 | Specialist (Senior men, Advanced novice boys, Basic novice B girls)
Assistant (Junior ladies)
|
| 33 | Japan Open 2011 | Saitama | 2011-10-01 | Specialist (Senior men)
Assistant (Senior ladies)
|
| 34 | Japan Championships 2010 | Nagano | 2010-12-24 | Assistant (Senior ladies)
|
| 35 | Japan Championships 2009 | Osaka | 2009-12-25 | Specialist (Senior ladies)
|
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