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Koki Kosaka (小坂航希) (2024KOSA05) has 45 nemeses in the country (Japan):



WCA ID Name
  • 2006HIGO01: Ryosuke Higo (肥後亮佑)
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  • See my nemeses (5)
  • See who I nemesize (2492)
 2006HIGO01 Ryosuke Higo (肥後亮佑)
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  • 2006TABU02: Yumu Tabuchi (田渕雄夢)
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  • See who I nemesize (2629)
 2006TABU02 Yumu Tabuchi (田渕雄夢)
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  • 2007NAKA03: Yu Nakajima (中島悠)
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  • Head to head with 2024KOSA05
  • See who I nemesize (2895)
 2007NAKA03 Yu Nakajima (中島悠)
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  • 2007OMUR01: Shuhei Omura (大村周平)
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  • Head to head with 2024KOSA05
  • See who I nemesize (2616)
 2007OMUR01 Shuhei Omura (大村周平)
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  • 2007YOSH01: Takumi Yoshida (吉田匠)
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  • Head to head with 2024KOSA05
  • See my nemeses (1)
  • See who I nemesize (2011)
 2007YOSH01 Takumi Yoshida (吉田匠)
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  • 2008TAKA01: Yuhei Takagi (高木佑平)
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  • See who I nemesize (2805)
 2008TAKA01 Yuhei Takagi (高木佑平)
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  • 2008UENO01: Shuto Ueno (上野柊斗)
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  • See who I nemesize (2903)
 2008UENO01 Shuto Ueno (上野柊斗)
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  • 2009FUSH01: Arifumi Fushimi (伏見有史)
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  • See who I nemesize (2706)
 2009FUSH01 Arifumi Fushimi (伏見有史)
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  • 2009SATO02: Shinichiro Sato (佐藤真一郎)
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  • Head to head with 2024KOSA05
  • See my nemeses (5)
  • See who I nemesize (2640)
 2009SATO02 Shinichiro Sato (佐藤真一郎)
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  • 2010SUGA01: Sei Sugama (洲鎌星)
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 2010SUGA01 Sei Sugama (洲鎌星)
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  • 2011IIDA01: Tomoya Iida (飯田朋也)
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  • See my nemeses (1)
  • See who I nemesize (1908)
 2011IIDA01 Tomoya Iida (飯田朋也)
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  • 2011IRIF01: Asato Irifune (入船朝斗)
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 2011IRIF01 Asato Irifune (入船朝斗)
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  • 2013KATO01: Eva Kato (加藤映葉)
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  • See who I nemesize (2874)
 2013KATO01 Eva Kato (加藤映葉)
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  • 2013KOBA01: Tomohiro Kobayashi (小林知広)
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 2013KOBA01 Tomohiro Kobayashi (小林知広)
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  • 2014OKAD01: Noriyuki Okada (岡田典之)
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  • See my nemeses (1)
  • See who I nemesize (2658)
 2014OKAD01 Noriyuki Okada (岡田典之)
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  • 2014TANA01: Takayuki Tanaka (田中隆喜)
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  • Head to head with 2024KOSA05
  • See who I nemesize (2786)
 2014TANA01 Takayuki Tanaka (田中隆喜)
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  • 2015TAKA06: Taiga Takaoka (高岡汰虎)
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  • See who I nemesize (2855)
 2015TAKA06 Taiga Takaoka (高岡汰虎)
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  • 2016HAYA02: Taisho Hayashi (林大翔)
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  • See my nemeses (12)
  • See who I nemesize (2394)
 2016HAYA02 Taisho Hayashi (林大翔)
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  • 2016KIDA02: Hitoki Kidahashi (木田橋仁毅)
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  • Head to head with 2024KOSA05
  • See who I nemesize (2580)
 2016KIDA02 Hitoki Kidahashi (木田橋仁毅)
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  • 2016MANN01: Evan Akira Mann (マンエヴァン朗)
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 2016MANN01 Evan Akira Mann (マンエヴァン朗)
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  • 2017KIRA03: Takuya Kira (吉良拓也)
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  • Head to head with 2024KOSA05
  • See my nemeses (1)
  • See who I nemesize (2621)
 2017KIRA03 Takuya Kira (吉良拓也)
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  • 2017KUSA01: Kohdai Kusatani (草谷幸大)
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  • See who I nemesize (2701)
 2017KUSA01 Kohdai Kusatani (草谷幸大)
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  • 2017TANI04: Naoki Tani (谷直輝)
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 2017TANI04 Naoki Tani (谷直輝)
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  • 2018KURO04: Takuya Kurokawa (黒河拓也)
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  • Head to head with 2024KOSA05
  • See my nemeses (8)
  • See who I nemesize (2087)
 2018KURO04 Takuya Kurokawa (黒河拓也)
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  • 2018NISH03: Shoji Nishimura (西村晶司)
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  • Head to head with 2024KOSA05
  • See who I nemesize (2773)
 2018NISH03 Shoji Nishimura (西村晶司)
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  • 2018YOSH03: Takumi Yoshida (吉田拓海)
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  • Head to head with 2024KOSA05
  • See my nemeses (2)
  • See who I nemesize (2569)
 2018YOSH03 Takumi Yoshida (吉田拓海)
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  • 2019FUJI03: Kohei Fujitani (藤谷航平)
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  • See my nemeses (7)
  • See who I nemesize (2413)
 2019FUJI03 Kohei Fujitani (藤谷航平)
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  • 2019NAKA07: Masaya Nakamoto (中本誠也)
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  • See my nemeses (2)
  • See who I nemesize (2276)
 2019NAKA07 Masaya Nakamoto (中本誠也)
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  • 2019NOGA01: Ao Nogami (野上碧)
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 2019NOGA01 Ao Nogami (野上碧)
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  • 2019NOMU01: Yuki Nomura (野村優希)
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 2019NOMU01 Yuki Nomura (野村優希)
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  • 2020KASH03: Sho Kashiyama (樫山匠)
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  • See who I nemesize (2598)
 2020KASH03 Sho Kashiyama (樫山匠)
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  • 2020OGAW01: Shu Ogawa (小川柊)
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  • See who I nemesize (2684)
 2020OGAW01 Shu Ogawa (小川柊)
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  • 2022HIME01: Eita Himeno (姫野瑛太)
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  • Head to head with 2024KOSA05
  • See my nemeses (4)
  • See who I nemesize (2511)
 2022HIME01 Eita Himeno (姫野瑛太)
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  • 2022KAWA02: Takumi Kawazoe (川添匠)
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  • See who I nemesize (2829)
 2022KAWA02 Takumi Kawazoe (川添匠)
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  • 2022KOMO01: Shunsuke Komoda (古茂田俊介)
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  • Head to head with 2024KOSA05
  • See my nemeses (2)
  • See who I nemesize (1984)
 2022KOMO01 Shunsuke Komoda (古茂田俊介)
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  • 2022MIYA01: Hajime Miyazaki (宮崎朔)
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 2022MIYA01 Hajime Miyazaki (宮崎朔)
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  • 2022REYN10: Raiden Reynolds (レイノルズ頼傳)
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  • See my nemeses (1)
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 2022REYN10 Raiden Reynolds (レイノルズ頼傳)
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  • 2023AOKI02: Takahiro Aoki (青木尊弘)
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  • Head to head with 2024KOSA05
  • See my nemeses (1)
  • See who I nemesize (2508)
 2023AOKI02 Takahiro Aoki (青木尊弘)
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  • 2023IGUC01: Takeru Iguchi (井口丈瑠)
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  • See my nemeses (1)
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 2023IGUC01 Takeru Iguchi (井口丈瑠)
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  • 2023KATO03: Takumi Kato (加藤匠)
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  • Head to head with 2024KOSA05
  • See who I nemesize (2760)
 2023KATO03 Takumi Kato (加藤匠)
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  • 2023KOAK01: Yusuke Koakutsu (小圷悠介)
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  • Head to head with 2024KOSA05
  • See my nemeses (1)
  • See who I nemesize (2263)
 2023KOAK01 Yusuke Koakutsu (小圷悠介)
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  • 2023NAIT01: Yudai Naito (内藤悠大)
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  • Head to head with 2024KOSA05
  • See my nemeses (1)
  • See who I nemesize (1906)
 2023NAIT01 Yudai Naito (内藤悠大)
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  • 2023SAKA04: Kantaro Sakamoto (坂本貫太郎)
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  • Head to head with 2024KOSA05
  • See my nemeses (2)
  • See who I nemesize (2711)
 2023SAKA04 Kantaro Sakamoto (坂本貫太郎)
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  • 2023TAKA02: Wataru Takamiya (髙宮径)
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  • Head to head with 2024KOSA05
  • See my nemeses (1)
  • See who I nemesize (2367)
 2023TAKA02 Wataru Takamiya (髙宮径)
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  • 2025ROKU01: Natsuki Rokutan (六反捺稀)
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  • Head to head with 2024KOSA05
  • See my nemeses (4)
  • See who I nemesize (1814)
 2025ROKU01 Natsuki Rokutan (六反捺稀)
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Based on data export from 2nd December 2025
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