The Dunlop World Challenge is a tournament for professional tennis players played on indoor carpet courts. The event is classified as a €35,000+H Challenger tournament for men and a $50,000+H ITF Women's Circuit tournament for women. It has been held annually in Toyota, Japan, since 2008. The 2017 edition of the tournament was the final edition.
Past finals
Men's singles
| Year | Champion | Runner-up | Score | 
| 2017 | .svg.png) Matthew Ebden |  Calvin Hemery | 7–6(7–3), 6–3 | 
| 2016 | .svg.png) James Duckworth |  Tatsuma Ito | 7–5, 4–6, 6–1[1] | 
| 2015 |  Yoshihito Nishioka |  Alexander Kudryavtsev | 6–3, 6–4 | 
| 2014 |  Go Soeda |  Tatsuma Ito | 6–4, 7–5 | 
| 2013 | .svg.png) Matthew Ebden |  Yūichi Sugita | 6–3, 6–2 | 
| 2012 |  Michał Przysiężny |  Hiroki Moriya | 6–2, 6–3 | 
| 2011 |  Tatsuma Ito |  Sebastian Rieschick | 6–4, 6–2 | 
| 2010 |  Tatsuma Ito |  Yūichi Sugita | 6–4, 6–2 | 
| 2009 | .svg.png) Uladzimir Ignatik |  Tatsuma Ito | 7–6(9–7), 7–6(7–3) | 
| 2008 |  Go Soeda |  Lee Hyung-taik | 6–2, 7–6(9–7) | 
Men's doubles
| Year | Champions | Runners-up | Score | 
| 2017 | .svg.png) Max Purcell 
 .svg.png) Andrew Whittington |  Ruben Gonzales 
  Christopher Rungkat | 6–3, 2–6, [10–8] | 
| 2016 | .svg.png) Matt Reid 
 .svg.png) John-Patrick Smith |  Jeevan Nedunchezhiyan 
  Christopher Rungkat | 6–3, 6–4[1] | 
| 2015 |  Brydan Klein 
 .svg.png) Matt Reid |  Riccardo Ghedin 
  Yi Chu-huan | 6–2, 7–6(7–3) | 
| 2014 |  Toshihide Matsui 
  Yasutaka Uchiyama |  Bumpei Sato 
  Yang Tsung-hua | 7–6(8–6), 6–2 | 
| 2013 |  Chase Buchanan 
  Blaž Rola |  Marcus Daniell 
  Artem Sitak | 4–6, 6–3, [10–4] | 
| 2012 |  Philipp Oswald 
  Mate Pavić |  Andrea Arnaboldi 
  Matteo Viola | 6–3, 3–6, [10–2] | 
| 2011 |  Hiroki Kondo 
  Yi Chu-huan |  Gao Peng 
  Gao Wan | 6–4, 6–1 | 
| 2010 |  Treat Conrad Huey 
  Purav Raja |  Tasuku Iwami 
  Hiroki Kondo | 6–1, 6–2 | 
| 2009 |  Andis Juška 
  Alexander Kudryavtsev |  Alexey Kedryuk 
  Junn Mitsuhashi | 6–4, 7–6(8–6) | 
| 2008 |  Frederik Nielsen 
  Aisam-ul-Haq Qureshi |  Chen Ti 
  Grzegorz Panfil | 7–5, 6–3 | 
Women's singles
| Year | Champion | Runner-up | Score | 
| 2017 |  Mihaela Buzărnescu |  Tamara Zidanšek | 6–0, 6–1 | 
| 2016 |  Aryna Sabalenka | .svg.png) Lizette Cabrera | 6–2, 6–4 | 
| 2015 |  Jana Fett |  Luksika Kumkhum | 6–4, 4–6, 6–4[2] | 
| 2014 | .svg.png) An-Sophie Mestach |  Shuko Aoyama | 6–1, 6–1 | 
| 2013 |  Luksika Kumkhum |  Hiroko Kuwata | 3–6, 6–1, 6–3 | 
| 2012 | .svg.png) Stefanie Vögele |  Kimiko Date-Krumm | 7–6(7–3), 6–4 | 
| 2011 |  Tamarine Tanasugarn |  Kimiko Date-Krumm | 6–2, 7–5 | 
| 2010 |  Misaki Doi |  Junri Namigata | 7–5, 6–2 | 
| 2009 |  Kimiko Date-Krumm |  Bojana Jovanovski | 7–5, 6–2 | 
| 2008 |  Ayumi Morita |  Ksenia Lykina | 6–1, 6–3 | 
Women's doubles
| Year | Champions | Runners-up | Score | 
| 2017 |  Ksenia Lykina 
  Junri Namigata |  Nicha Lertpitaksinchai 
  Peangtarn Plipuech | 3–6, 6–3, [10–4] | 
| 2016 |  Ksenia Lykina 
  Akiko Omae |  Rika Fujiwara 
  Ayaka Okuno | 6–7(4–7), 6–2, [10–5] | 
| 2015 |  Akiko Omae 
  Peangtarn Plipuech |  Luksika Kumkhum 
  Yuuki Tanaka | 3–6, 6–0, [11–9] | 
| 2014 |  Eri Hozumi 
  Makoto Ninomiya |  Shuko Aoyama 
  Junri Namigata | 6–3, 7–5 | 
| 2013 |  Shuko Aoyama 
  Misaki Doi |  Eri Hozumi 
  Makoto Ninomiya | 7–6(7–1), 2–6, [11–9] | 
| 2012 | .svg.png) Ashleigh Barty 
 .svg.png) Casey Dellacqua |  Miki Miyamura 
  Varatchaya Wongteanchai | 6–1, 6–2 | 
| 2011 |  Makoto Ninomiya 
  Riko Sawayanagi |  Caroline Garcia 
  Michaëlla Krajicek | walkover | 
| 2010 |  Shuko Aoyama 
  Rika Fujiwara |  Irina-Camelia Begu 
  Mădălina Gojnea | 1–6, 6–3, [11–9] | 
| 2009 |  Marina Erakovic 
  Tamarine Tanasugarn |  Akari Inoue 
  Akiko Yonemura | 6–1, 6–4 | 
| 2008 |  Emma Laine 
  Melanie South |  Kimiko Date-Krumm 
  Han Xinyun | 6–1, 7–5 | 
References
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