| Women's doubles | |
|---|---|
| 2012 Dunlop World Challenge | |
| Champions |  Ashleigh Barty Casey Dellacqua |
| Runners-up |  Miki Miyamura  Varatchaya Wongteanchai |
| Score | 6–1, 6–2 |
Makoto Ninomiya and Riko Sawayanagi were the defending champions, but lost in the first round to Miki Miyamura and Varatchaya Wongteanchai.
Ashleigh Barty and Casey Dellacqua won the tournament, defeating Miyamura and Wongteanchai in the final, 6–1, 6–2.
Ashleigh Barty / Casey Dellacqua (champions) Noppawan Lertcheewakarn / 
Arina Rodionova (quarterfinals) Miki Miyamura / Varatchaya Wongteanchai (final)
Hsieh Shu-ying / 
Xu Yifan (quarterfinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | A Barty C Dellacqua | 6 | 6 | ||||||||||||||||||||||||
| N Lertpitaksinchai P Plipuech | 4 | 0 | 1 | A Barty C Dellacqua | 6 | 6 | |||||||||||||||||||||
| WC | M Tanaka R Tezuka | 4 | 2 |  S Murray E Webley-Smith | 2 | 1 | |||||||||||||||||||||
| S Murray E Webley-Smith | 6 | 6 | 1 | A Barty C Dellacqua | 6 | 77 | |||||||||||||||||||||
| 4 | S-y Hsieh Y Xu | 6 | 66 | [10] | WC | S Aoyama M Doi | 1 | 64 | |||||||||||||||||||
| C-w Chan C Liu | 2 | 78 | [6] | 4 | S-y Hsieh Y Xu | 63 | 7 | [9] | |||||||||||||||||||
| WC | S Aoyama M Doi | 7 | 7 | WC | S Aoyama M Doi | 77 | 5 | [11] | |||||||||||||||||||
| S-y Kao H-c Lee | 5 | 5 | 1 | A Barty C Dellacqua | 6 | 6 | |||||||||||||||||||||
| E Sema Y Sema | 5 | 1 | 3 | M Miyamura V Wongteanchai | 1 | 2 | |||||||||||||||||||||
| WC |  Z Diyas K Lykina | 7 | 6 | WC | Z Diyas K Lykina | 6 | 5 | [4] | |||||||||||||||||||
| M Ninomiya R Sawayanagi | 6 | 4 | [5] | 3 | M Miyamura V Wongteanchai | 2 | 7 | [10] | |||||||||||||||||||
| 3 | M Miyamura V Wongteanchai | 3 | 6 | [10] | 3 | M Miyamura V Wongteanchai | 6 | 3 | [10] | ||||||||||||||||||
 C-Y Hsu A Omae | 1 | 6 | [16] | C-Y Hsu A Omae | 3 | 6 | [6] | ||||||||||||||||||||
| M Eguchi J Namigata | 6 | 3 | [14] | C-Y Hsu A Omae | 6 | 6 | |||||||||||||||||||||
| W-h Hsu C Okadaue | 3 | 3 | 2 | N Lertcheewakarn A Rodionova | 1 | 2 | |||||||||||||||||||||
| 2 | N Lertcheewakarn A Rodionova | 6 | 6 | ||||||||||||||||||||||||
The 2012 Dunlop World Challenge was a professional tennis tournament played on indoor carpet courts. The fifth edition of the Dunlop World Challenge tournament, it was part of the 2012 ATP Challenger Tour and the 2012 ITF Women's Circuit. It took place on 19–25 November 2012 in Toyota, Japan.
Hsieh Shu-ying and Hsieh Su-wei were the defending champions, having won the event in 2012, but Hsieh Su-wei chose not to participate. Hsieh Shu-ying paired up with Zhu Aiwen but lost in the first round to Li Ting and Zhang Kailin.
Jessica Pegula and Zheng Saisai were the defending champions, having won the event in 2012, but Pegula chose not to participate. Zheng paired up with Xu Yifan, but they lost in the quarterfinals.
Casey Dellacqua was the defending champion, having won the event in 2012, but decided not to defend her title the year after.
Monique Adamczak and Stephanie Bengson were the defending champions, having won the event in 2012, but both players chose not to defend their titles the year after.
Eleni Daniilidou and Casey Dellacqua are the defending champions, having won the event in 2012. Dellacqua chose not to defend her title; Daniilidou partnered up with Coco Vandeweghe, but they lost in the quarterfinals.
Ashleigh Barty and Sally Peers were the defending champions, having won the event in 2012, but Barty chose to participate in the 2013 Birmingham Classic during that week and Peers chose not to participate.
Tímea Babos and Hsieh Su-wei were the defending champions, but Babos decided not to participate.
Hsieh played alongside Daniela Hantuchová, but they withdrew in the quarterfinals due to Hsieh upper respiratory illness.
Third seeded Ashleigh Barty and Casey Dellacqua won the final over Cara Black and Marina Erakovic with the score of 7–5, 6–4.
Serena and Venus Williams were the defending champions, but could not defend after Venus withdrew with a back injury before the start of competition.
Sara Errani and Roberta Vinci were the defending champions, but lost to Serena and Venus Williams in the quarterfinals.
Andrea Hlaváčková and Lucie Hradecká won the title, defeating Ashleigh Barty and Casey Dellacqua in the final, 6–7(4–7), 6–1, 6–4.
Ashleigh Barty and Sally Peers were the defending champions, having won the event in 2012, but Barty decided not to participate this year. Peers partnered up with Stephanie Bengson, but lost in the first round.
Bethanie Mattek-Sands and Sania Mirza were the defending champions, but they decided not to participate.
Kimiko Date-Krumm and Chanelle Scheepers were the defending champions but chose not to participate this year.
Ashleigh Barty and Casey Dellacqua won the title, defeating Tatiana Búa and Daniela Seguel in the final, 4–6, 7–5, [10–4].
Ashleigh Barty and Casey Dellacqua were the defending champions, but lost in the final to Raquel Kops-Jones and Abigail Spears, 6–7(1–7), 1–6.
This was a new event in the 2015 ITF Women's Circuit.
Shuko Aoyama and Eri Hozumi were the defending champions, but Aoyama chose not to participate. Hozumi partnered Junri Namigata, but lost in the final to Naomi Broady and Kristýna Plíšková, 6–3, 6–4.
Varatchaya Wongteanchai and Yang Zhaoxuan were the defending champions, but chose not to participate together. Wongteanchai played alongside Nao Hibino, but lost in the quarterfinals to Ashleigh Barty and Casey Dellacqua. Yang teamed up with Shuko Aoyama, but lost in the quarterfinals to Elise Mertens and İpek Soylu.
Karolína Plíšková and Barbora Strýcová were the defending champions, but Plíšková chose not to participate this year. Strýcová played alongside Lucie Šafářová, but the team withdrew before their quarterfinal match.
Bethanie Mattek-Sands and Lucie Šafářová were the defending champions, but neither player could participate this year due to injury.
Bethanie Mattek-Sands and Lucie Šafářová were the defending champions, but neither player could participate this year due to injury.