| 2017 Dunlop World Challenge | |
|---|---|
| Date | 13–19 November |
| Edition | 10th |
| Category | ATP Challenger Tour ITF Women's Circuit |
| Surface | Hard (indoor) |
| Location | Toyota, Japan |
| Champions | |
| Men's singles | |
| Women's singles | |
| Men's doubles | |
| Women's doubles | |
The 2017 Dunlop Srixon World Challenge was a professional tennis tournament played on indoor hard courts. It was the 10th edition of the tournament and part of the 2017 ATP Challenger Tour and the 2017 ITF Women's Circuit. It took place in Toyota, Japan, between 13–19 November 2017 and was the last edition of the tournament.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| Taro Daniel | 96 | 1 | |
| Matthew Ebden | 100 | 2 | |
| Tatsuma Ito | 151 | 3 | |
| Go Soeda | 160 | 4 | |
| John Millman | 185 | 5 | |
| Kwon Soon-woo | 189 | 6 | |
| Calvin Hemery | 190 | 7 | |
| Lee Duck-hee | 201 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| Mihaela Buzărnescu | 72 | 1 | |
| Dalma Gálfi | 170 | 2 | |
| Tamara Zidanšek | 180 | 3 | |
| Georgia Brescia | 218 | 4 | |
| Lu Jiajing | 225 | 5 | |
| Miharu Imanishi | 226 | 6 | |
| Mayo Hibi | 235 | 7 | |
| Junri Namigata | 236 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw: