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Kohei Aruga (有賀康平) (2025ARUG01) has 33 nemeses in the world:

	WCA ID	Name
2009KONV01: Asia Konvittayayotin (เอเชีย กรวิทยโยธิน) View WCA profile Head to head with 2025ARUG01 See who I nemesize (264802)	2009KONV01	Asia Konvittayayotin (เอเชีย กรวิทยโยธิน)	View Asia Konvittayayotin (เอเชีย กรวิทยโยธิน)'s WCA profile	Compare Asia Konvittayayotin (เอเชีย กรวิทยโยธิน) with Kohei Aruga (有賀康平)
2009ZEMD01: Feliks Zemdegs View WCA profile Head to head with 2025ARUG01 See who I nemesize (269329)	2009ZEMD01	Feliks Zemdegs	View Feliks Zemdegs's WCA profile	Compare Feliks Zemdegs with Kohei Aruga (有賀康平)
2012BEAH01: Ciarán Beahan View WCA profile Head to head with 2025ARUG01 See who I nemesize (264911)	2012BEAH01	Ciarán Beahan	View Ciarán Beahan's WCA profile	Compare Ciarán Beahan with Kohei Aruga (有賀康平)
2012PARK03: Max Park View WCA profile Head to head with 2025ARUG01 See who I nemesize (137742)	2012PARK03	Max Park	View Max Park's WCA profile	Compare Max Park with Kohei Aruga (有賀康平)
2012ZHAN08: Anyu Zhang (张安宇) View WCA profile Head to head with 2025ARUG01 See my nemeses (1) See who I nemesize (259407)	2012ZHAN08	Anyu Zhang (张安宇)	View Anyu Zhang (张安宇)'s WCA profile	Compare Anyu Zhang (张安宇) with Kohei Aruga (有賀康平)
2013NAHM01: Seung Hyuk Nahm (남승혁) View WCA profile Head to head with 2025ARUG01 See who I nemesize (257561)	2013NAHM01	Seung Hyuk Nahm (남승혁)	View Seung Hyuk Nahm (남승혁)'s WCA profile	Compare Seung Hyuk Nahm (남승혁) with Kohei Aruga (有賀康平)
2015DELA05: Richard Delacoste View WCA profile Head to head with 2025ARUG01 See my nemeses (2) See who I nemesize (231036)	2015DELA05	Richard Delacoste	View Richard Delacoste's WCA profile	Compare Richard Delacoste with Kohei Aruga (有賀康平)
2015FUSH01: Firstian Fushada (符逢城) View WCA profile Head to head with 2025ARUG01 See who I nemesize (277830)	2015FUSH01	Firstian Fushada (符逢城)	View Firstian Fushada (符逢城)'s WCA profile	Compare Firstian Fushada (符逢城) with Kohei Aruga (有賀康平)
2015LEON02: Ivan Li Ka Leong (李嘉亮) View WCA profile Head to head with 2025ARUG01 See who I nemesize (271887)	2015LEON02	Ivan Li Ka Leong (李嘉亮)	View Ivan Li Ka Leong (李嘉亮)'s WCA profile	Compare Ivan Li Ka Leong (李嘉亮) with Kohei Aruga (有賀康平)
2015WANG09: Kai-Wen Wang (王楷文) View WCA profile Head to head with 2025ARUG01 See who I nemesize (271840)	2015WANG09	Kai-Wen Wang (王楷文)	View Kai-Wen Wang (王楷文)'s WCA profile	Compare Kai-Wen Wang (王楷文) with Kohei Aruga (有賀康平)
2016HUNG08: Lim Hung (林弘) View WCA profile Head to head with 2025ARUG01 See who I nemesize (272040)	2016HUNG08	Lim Hung (林弘)	View Lim Hung (林弘)'s WCA profile	Compare Lim Hung (林弘) with Kohei Aruga (有賀康平)
2016KOLA02: Tymon Kolasiński View WCA profile Head to head with 2025ARUG01 See who I nemesize (268226)	2016KOLA02	Tymon Kolasiński	View Tymon Kolasiński's WCA profile	Compare Tymon Kolasiński with Kohei Aruga (有賀康平)
2016NUNE11: Brandon Nunez View WCA profile Head to head with 2025ARUG01 See my nemeses (6) See who I nemesize (236872)	2016NUNE11	Brandon Nunez	View Brandon Nunez's WCA profile	Compare Brandon Nunez with Kohei Aruga (有賀康平)
2016PFEI01: Jack Pfeifer View WCA profile Head to head with 2025ARUG01 See who I nemesize (275474)	2016PFEI01	Jack Pfeifer	View Jack Pfeifer's WCA profile	Compare Jack Pfeifer with Kohei Aruga (有賀康平)
2016WUZI04: Ziyu Wu (吴子钰) View WCA profile Head to head with 2025ARUG01 See who I nemesize (196788)	2016WUZI04	Ziyu Wu (吴子钰)	View Ziyu Wu (吴子钰)'s WCA profile	Compare Ziyu Wu (吴子钰) with Kohei Aruga (有賀康平)
2017CHAM09: Cham J. Chambers View WCA profile Head to head with 2025ARUG01 See who I nemesize (275599)	2017CHAM09	Cham J. Chambers	View Cham J. Chambers's WCA profile	Compare Cham J. Chambers with Kohei Aruga (有賀康平)
2017GARR05: Luke Garrett View WCA profile Head to head with 2025ARUG01 See who I nemesize (278223)	2017GARR05	Luke Garrett	View Luke Garrett's WCA profile	Compare Luke Garrett with Kohei Aruga (有賀康平)
2017NOKE01: Jacob Nokes View WCA profile Head to head with 2025ARUG01 See who I nemesize (265221)	2017NOKE01	Jacob Nokes	View Jacob Nokes's WCA profile	Compare Jacob Nokes with Kohei Aruga (有賀康平)
2017PALI04: Inigo Miguel B. Palisoc View WCA profile Head to head with 2025ARUG01 See my nemeses (1) See who I nemesize (230171)	2017PALI04	Inigo Miguel B. Palisoc	View Inigo Miguel B. Palisoc's WCA profile	Compare Inigo Miguel B. Palisoc with Kohei Aruga (有賀康平)
2017PARK05: DongSoo Park (박동수) View WCA profile Head to head with 2025ARUG01 See who I nemesize (274927)	2017PARK05	DongSoo Park (박동수)	View DongSoo Park (박동수)'s WCA profile	Compare DongSoo Park (박동수) with Kohei Aruga (有賀康平)
2017SANK04: Vishwa Sankar View WCA profile Head to head with 2025ARUG01 See who I nemesize (269415)	2017SANK04	Vishwa Sankar	View Vishwa Sankar's WCA profile	Compare Vishwa Sankar with Kohei Aruga (有賀康平)
2017SARE03: Arhaan Sareen View WCA profile Head to head with 2025ARUG01 See who I nemesize (260592)	2017SARE03	Arhaan Sareen	View Arhaan Sareen's WCA profile	Compare Arhaan Sareen with Kohei Aruga (有賀康平)
2018ALAM08: Leon Marcell Alamanda View WCA profile Head to head with 2025ARUG01 See who I nemesize (271983)	2018ALAM08	Leon Marcell Alamanda	View Leon Marcell Alamanda's WCA profile	Compare Leon Marcell Alamanda with Kohei Aruga (有賀康平)
2018BERE01: János Bereczki View WCA profile Head to head with 2025ARUG01 See who I nemesize (259813)	2018BERE01	János Bereczki	View János Bereczki's WCA profile	Compare János Bereczki with Kohei Aruga (有賀康平)
2018ELLA01: Omar Ellabban View WCA profile Head to head with 2025ARUG01 See who I nemesize (187818)	2018ELLA01	Omar Ellabban	View Omar Ellabban's WCA profile	Compare Omar Ellabban with Kohei Aruga (有賀康平)
2018GRAH05: Kate Grahame View WCA profile Head to head with 2025ARUG01 See who I nemesize (273613)	2018GRAH05	Kate Grahame	View Kate Grahame's WCA profile	Compare Kate Grahame with Kohei Aruga (有賀康平)
2018LICH05: Henry Lichner View WCA profile Head to head with 2025ARUG01 See who I nemesize (260279)	2018LICH05	Henry Lichner	View Henry Lichner's WCA profile	Compare Henry Lichner with Kohei Aruga (有賀康平)
2018RUSH01: Daniel Rush View WCA profile Head to head with 2025ARUG01 See who I nemesize (273138)	2018RUSH01	Daniel Rush	View Daniel Rush's WCA profile	Compare Daniel Rush with Kohei Aruga (有賀康平)
2018ZIMM02: Mark Zimmermann View WCA profile Head to head with 2025ARUG01 See my nemeses (7) See who I nemesize (199635)	2018ZIMM02	Mark Zimmermann	View Mark Zimmermann's WCA profile	Compare Mark Zimmermann with Kohei Aruga (有賀康平)
2019HUNG16: Đỗ Quang Hưng View WCA profile Head to head with 2025ARUG01 See who I nemesize (269481)	2019HUNG16	Đỗ Quang Hưng	View Đỗ Quang Hưng's WCA profile	Compare Đỗ Quang Hưng with Kohei Aruga (有賀康平)
2019TARA09: Timofei Tarasenko View WCA profile Head to head with 2025ARUG01 See who I nemesize (269162)	2019TARA09	Timofei Tarasenko	View Timofei Tarasenko's WCA profile	Compare Timofei Tarasenko with Kohei Aruga (有賀康平)
2019ZENG10: Wei-Ming Zeng (曾唯銘) View WCA profile Head to head with 2025ARUG01 See who I nemesize (270151)	2019ZENG10	Wei-Ming Zeng (曾唯銘)	View Wei-Ming Zeng (曾唯銘)'s WCA profile	Compare Wei-Ming Zeng (曾唯銘) with Kohei Aruga (有賀康平)
2022KAOE01: Emmanuel Kao View WCA profile Head to head with 2025ARUG01 See who I nemesize (237575)	2022KAOE01	Emmanuel Kao	View Emmanuel Kao's WCA profile	Compare Emmanuel Kao with Kohei Aruga (有賀康平)

Based on data export from 25th February 2026
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