Japanese National Championships
70th Japanese National Championships - Miyagi - November 2000
71st Japanese National Championships - Kochi - November 2001
72nd Japanese National Championships - Shizuoka - November 2002
73rd Japanese National Championships - Saitama - November 2003
74th Japanese National Championships - Okayama - November 2004
75th Japanese National Championships - Hyogo - November 16-20 2005
76th Japanese National Championships - Akita - November 15-19 2006
77th Japanese National Championships - Oita - November 14-18 2007
78th Japanese National Championships - Nigata - November 14-18 2008
79th Japanese National Championships - Chiba - November 19-22 2009
80th Japanese National Championships - Yamaguchi - November 17-21 2010
81st Japanese National Championships - Gifu - November 16-20 2011
82nd Japanese National Championships - Tokyo - November 21-25 2012
83rd Japanese National Championships - Nagasaki - November 13-17 2013
85th Japanese National Championships - Oshu - November 19-22 2015
86th Japanese National Championships - Ehime - November 17-20 2016
87th Japanese National Championships - Fukui - November 22-26 2017
88th Japanese National Championships - Ibaraki - November 14-18 2018
89th Japanese National Championships - Akune - November 21-24 2019
Japanese National Championships - Tokyo - November 23-27 2022
Japanese National Championships - Tokyo - November 21-26 2023
Japanese National Championships - Tokyo - November 26 - December 1 2024
Japanese National Championships - Tokyo - November 25-30 2025
8th Japanese Womens National Championships - Kagawa - March 11-14 2010
10th Japanese Womens National Championships - Hiroshima - February 8-11 2012
11th Japanese Women's National Championships - Yamagata - December 20-24 2012
12th Japanese Women's National Championships - Nigata - December 19-23 2013
13th Japanese Women's National Championships - Shizuoka - December 1-4 2014
14th Japanese Women's National Championships - Osaka - December 19-23 2015
15th Japanese Women National Championships - Omishima - December 21-25 2016
16th Japanese Women National Championships - Yonago - December 12-17 2017
17th Japanese Women National Championships - Nagasaki - December 20-24 2018
Japanese Women National Championships - Tokyo - November 24-27 2022
Japanese University Team National Championships Final - Mito City - December 9 2017
76th Japanese University Team National Championships Final - Mito City - August 27 2022
77th Japanese University Team National Championships Final - Kadoma - August 26 2023
78th Japanese University Team National Championships Final - Mito City - August 24 2024
Japanese High School National Championships - Fukushima - March 23-26 2016
Japanese High School National Championships - Gifu - August 2-7 2018
75th Japanese High School National Championships - Fukui - August 8-13 2021
76th Japanese High School National Championships - Nankoku - July 28 - August 2 2022
77th Japanese High School National Championships - Sapporo - July 30 - August 4 2023
78th Japanese High School National Championships - Saga - August 8-13 2024
79th Japanese High School National Championships - Tamano - July 29 - August 3 2025