Nemesizer: Find out who's better than you at speed-solving Rubik's cubes

Ryo Koizumi (小泉諒) (2016KOIZ01) has 12 nemeses in the country (Japan):

	WCA ID	Name
2006TABU02: Yumu Tabuchi (田渕雄夢) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2388)	2006TABU02	Yumu Tabuchi (田渕雄夢)	View Yumu Tabuchi (田渕雄夢)'s WCA profile	Compare Yumu Tabuchi (田渕雄夢) with Ryo Koizumi (小泉諒)
2007NAKA03: Yu Nakajima (中島悠) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2616)	2007NAKA03	Yu Nakajima (中島悠)	View Yu Nakajima (中島悠)'s WCA profile	Compare Yu Nakajima (中島悠) with Ryo Koizumi (小泉諒)
2007OMUR01: Shuhei Omura (大村周平) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2377)	2007OMUR01	Shuhei Omura (大村周平)	View Shuhei Omura (大村周平)'s WCA profile	Compare Shuhei Omura (大村周平) with Ryo Koizumi (小泉諒)
2007SHIR01: Takuma Shirahase (白波瀬拓磨) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2302)	2007SHIR01	Takuma Shirahase (白波瀬拓磨)	View Takuma Shirahase (白波瀬拓磨)'s WCA profile	Compare Takuma Shirahase (白波瀬拓磨) with Ryo Koizumi (小泉諒)
2008TAKA01: Yuhei Takagi (高木佑平) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2547)	2008TAKA01	Yuhei Takagi (高木佑平)	View Yuhei Takagi (高木佑平)'s WCA profile	Compare Yuhei Takagi (高木佑平) with Ryo Koizumi (小泉諒)
2008UENO01: Shuto Ueno (上野柊斗) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2625)	2008UENO01	Shuto Ueno (上野柊斗)	View Shuto Ueno (上野柊斗)'s WCA profile	Compare Shuto Ueno (上野柊斗) with Ryo Koizumi (小泉諒)
2010SUGA01: Sei Sugama (洲鎌星) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2591)	2010SUGA01	Sei Sugama (洲鎌星)	View Sei Sugama (洲鎌星)'s WCA profile	Compare Sei Sugama (洲鎌星) with Ryo Koizumi (小泉諒)
2012HIRA01: Tomoyuki Hiraide (平出智之) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2401)	2012HIRA01	Tomoyuki Hiraide (平出智之)	View Tomoyuki Hiraide (平出智之)'s WCA profile	Compare Tomoyuki Hiraide (平出智之) with Ryo Koizumi (小泉諒)
2013KATO01: Eva Kato (加藤映葉) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2603)	2013KATO01	Eva Kato (加藤映葉)	View Eva Kato (加藤映葉)'s WCA profile	Compare Eva Kato (加藤映葉) with Ryo Koizumi (小泉諒)
2013KOBA01: Tomohiro Kobayashi (小林知広) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2623)	2013KOBA01	Tomohiro Kobayashi (小林知広)	View Tomohiro Kobayashi (小林知広)'s WCA profile	Compare Tomohiro Kobayashi (小林知広) with Ryo Koizumi (小泉諒)
2015TAKA06: Taiga Takaoka (高岡汰虎) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2584)	2015TAKA06	Taiga Takaoka (高岡汰虎)	View Taiga Takaoka (高岡汰虎)'s WCA profile	Compare Taiga Takaoka (高岡汰虎) with Ryo Koizumi (小泉諒)
2021YAMA01: Kai Yamamoto (山本快) View WCA profile Head to head with 2016KOIZ01 See who I nemesize (2515)	2021YAMA01	Kai Yamamoto (山本快)	View Kai Yamamoto (山本快)'s WCA profile	Compare Kai Yamamoto (山本快) with Ryo Koizumi (小泉諒)