Tennis tournament
Kōfu International Open Event name Kōfu International Open Location Kōfu , JapanVenue Yamanashi Gakuin Yokone Tennis Center Surface Hard Website kofuopen.estclub.co.jp
The Kōfu International Open is a tournament for professional female tennis players on outdoor hardcourts . The event is classified as a $40,000 ITF Women's Circuit . It had been held in Kōfu , Japan, since 2003. In 2011, it was a $50k women's event.
Year Champion Runner-up Score 2024 Catherine Harrison Lee Ya-hsuan 6–7(8–10) , 6–1, 6–1 2023 Jang Su-jeong Han Na-lae 2–6, 6–3, 6–2 2020–22 2019 Lee Hua-chen Stephanie Wagner 6–7(4–7) , 6–3, 6–4 2018 Luksika Kumkhum Bianca Andreescu 6–3, 6–3 2017 Mayo Hibi Han Na-lae 5–7, 6–3, 6–2 2016 Susanne Celik Zhu Lin 7–6(7–3) , 6–3 2015 Miki Miyamura Aiko Yoshitomi 6–4, 6–2 2014 Chiaki Okadaue Mana Ayukawa 3–6, 7–6(9–7) , 6–2 2013 Yuuki Tanaka Hiroko Kuwata 6–3, 6–1 2012 Hiroko Kuwata Liu Fangzhou 6–4, 4–6, 7–6(9–7) 2011 Chang Kai-chen Mandy Minella 6–4, 1–6, 6–4 2010 Sachie Ishizu Akiko Yonemura 1–6, 6–1, 6–0 2009 Misaki Doi Erika Sema 7–5, 6–2
Year Champions Runners-up Score 2024 Erina Hayashi Saki Imamura Rutuja Bhosale Ankita Raina 6–3, 7–5 2023 Han Na-lae Jang Su-jeong Georgina García Pérez Eri Hozumi 6–0, 6–4 2020–22 2019 Chang Kai-chen Hsu Ching-wen Emina Bektas Tara Moore 6–1, 6–3 2018 Gao Xinyu Luksika Kumkhum Erina Hayashi Momoko Kobori 6–0, 2–6, [10–4] 2017 Han Na-lae Luksika Kumkhum Erina Hayashi Robu Kajitani 6–3, 6–0 2016 Shuko Aoyama Erina Hayashi Kanae Hisami Kotomi Takahata 7–5, 7–5 2015 Haruka Kaji Aiko Yoshitomi Rika Fujiwara Akari Inoue 6–2, 6–3 2014 Nagi Hanatani Hikari Yamamoto Riko Fujioka Hayaka Murase 3–6, 6–2, [10–7] 2013 Akari Inoue Hiroko Kuwata Han Na-lae Yang Zi 3–6, 7–5, [10–7] 2012 Ayumi Oka Kotomi Takahata Eri Hozumi Remi Tezuka 6–4, 5–7, [10–3] 2011 Chan Chin-wei Hsu Wen-hsin Remi Tezuka Akiko Yonemura 6–3, 6–4 2010 Maki Arai Seiko Okamoto Shiho Hisamatsu Maiko Inoue 6–4, 6–4 2009 Shuko Aoyama Akari Inoue Maki Arai Miki Miyamura 7–5, 3–6, [10–8]
Year Champion Runner-up Score 2020 2019 Jumpei Yamasaki Sho Shimabukuro 7–6(7–5) , 6–3 2018 Hong Seong-chan Makoto Ochi 7–6(7–2) , 6–1 2017 Takuto Niki Shane Vinsant 6–4, 4–0 ret. 2016 Lee Duck-hee Yuya Kibi 6–2, 6–3 2015 Lim Yong-kyu Yasutaka Uchiyama 7–6(8–6) , 6–3 2014 Takuto Niki Yusuke Watanuki 6–4, 6–2 2013 Chang Yu Nam Hyun-woo 6–2, 6–1 2012 Hiroki Moriya Yasutaka Uchiyama 6–1, 6–4 2011 Not held 2010 Go Soeda Yi Chu-huan 6–3, 6–4 2009 An Jae-sung Yūchi Sugita 5–7, 6–4, 7–6(7–5) 2008 Yaoki Ishii Daniel King-Turner 6–7(2–7) , 6–3, 6–4 2007 Kwon Hyung-tae An Jae-sung 7–5, 6–1 2006 Jun Woong-sun Tetsuya Chaen 7–6(7–4) , 7–5 2005 Satoshi Iwabuchi Im Kyu-tae 6–2, 7–6(8–6) 2004 Michihisa Onoda Kentaro Masuda 6–3, 7–5 2003 Takahiro Terachi Kentaro Masuda 6–2, 6–2
Year Champions Runners-up Score 2020 2019 Hiroyasu Ehara Sho Katayama Blake Ellis Michael Look 6–2, 6–4 2018 Hiroyasu Ehara Sho Katayama Seol Jae-min Song Min-kyu 7–5, 7–6(7–5) 2017 Katsuki Nagao Hiromasa Oku Yuichi Ito Jumpei Yamasaki 6–4, 6–7(4–7) , [10–3] 2016 Shintaro Imai Takuto Niki Yuya Kibi Toshihide Matsui 6–1, 6–2 2015 Gao Xin Li Zhe Takashi Saito Yusuke Watanuki 6–0, 6–7(4–7) , [10–1] 2014 Takuto Niki Arata Onozawa Toshihide Matsui Danai Udomchoke 6–4, 6–2 2013 Hiroki Kondo Kento Takeuchi Chang Yu Kim Cheong-eui 6–1, 3–6, [10–7] 2012 Peng Hsien-yin Bumpei Sato Chang Yu Gao Xin 6–3, 5–7, [10–6] 2011 Not held 2010 Tasuku Iwami Hiroki Kondo Mikal Statham Maciek Sykut 6–2, 6–3 2009 Yang Tsung-hua Yi Chu-huan Yuya Kibi Tomohiro Shinokawa 6–1, 6–0 2008 Gong Maoxin Li Zhe G.D. Jones Daniel King-Turner 6–1, 7–5 2007 Akito Higa Tomohiro Shinokawa An Jae-sung Daniel Yoo 3–6, 6–4, 6–4 2006 Jun Woong-sun Kim Sun-yong Minh Le Hiroyasu Sato 6–2, 7–6(7–4) 2005 Im Kyu-tae Kwon Oh-hee Mark Nielsen Hiroyasu Sato 4–6, 7–6(7–3) , 6–3 2004 Scott Lipsky David Martin Mark Nielsen Michihisa Onoda 2–6, 7–5, 7–6(8–6) 2003 Robert Cheyne Mark Nielsen Katsushi Fukuda Michael Ryderstedt 4–6, 6–4, 6–3
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