The 2010 Dunlop World Challenge was a professional tennis tournament played on indoor carpet courts. It was the third edition of the tournament which was part of the 2010 ATP Challenger Tour and 2010 ITF Women's Circuit. It took place in Toyota, Japan between 22 and 28 November 2010.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Japan | Go Soeda | 122 | 1 | |
 Ireland | Conor Niland | 147 | 2 | |
| Japan | Tatsuma Ito | 196 | 3 | |
| Japan | Yūichi Sugita | 214 | 4 | |
 Australia | Bernard Tomic | 219 | 5 | |
| Australia | Greg Jones | 243 | 6 | |
 Spain | Pablo Santos | 270 | 7 | |
The following players received wildcards into the singles main draw:
Hiroyasu Ehara Junn Mitsuhashi Takuto Niki Arata OnozawaThe following players received entry from the qualifying draw:
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Japan | Ayumi Morita | 77 | 1 | |
| Mirjana Lučić | 108 | 2 | ||
| Japan | Junri Namigata | 128 | 3 | |
| Japan | Misaki Doi | 158 | 4 | |
| Kathrin Wörle | 162 | 5 | ||
 Turkey | Çağla Büyükakçay | 191 | 6 | |
 Thailand | Noppawan Lertcheewakarn | 200 | 7 | |
| Japan | Ryōko Fuda | 205 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
See main article: 2010 Dunlop World Challenge – Men's singles. Tatsuma Ito def. Yūichi Sugita, 6–4, 6–2
See main article: 2010 Dunlop World Challenge – Women's singles. Misaki Doi def. Junri Namigata, 7–5, 6–2
See main article: 2010 Dunlop World Challenge – Men's doubles. Treat Conrad Huey / 
Purav Raja def. Tasuku Iwami / Hiroki Kondo, 6–1, 6–2
See main article: 2010 Dunlop World Challenge – Women's doubles. Shuko Aoyama / Rika Fujiwara def. 
Irina-Camelia Begu / Mădălina Gojnea, 1–6, 6–3, [11–9]
