# 2010 Dunlop World Challenge – Men's singles

Uladzimir Ignatik was the defending champion, however chose to not compete this year. 3rd seed Tatsuma Ito won in the final match 6–4, 6–2, against his compatriot, 4th seed Yūichi Sugita.

## Seeds

* Go Soeda (semifinals)
* Conor Niland (second round)
* Tatsuma Ito (champion)
* Yūichi Sugita (final)
* Bernard Tomic (quarterfinals)
* Greg Jones (first round)
* Pablo Santos (first round)
* Yang Tsung-hua (withdrew)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Go Soeda | 6$^{11}$ | 2 | | | | | |
| 3 | Tatsuma Ito | 7 | 6 | | | | | |
| 3 | Tatsuma Ito | 7 | 6 | | 3 | Tatsuma Ito | 6 | 6 |
| | | | | | 4 | Yūichi Sugita | 4 | 2 |
| 4 | Yūichi Sugita | 6$^4$ | 6 | 6 | 4 | Yūichi Sugita | 4 | 2 |
| | Hiroki Kondo | 7 | 2 | 3 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | G Soeda | 6 | 6 | | | | | | | | | | | | | | | |
| LL | K Takeuchi | 4 | 4 | | 1 | G Soeda | 5 | 7 | 6 | | | | | | | | | |
| Q | Y-t Wang | 5 | 6 | 6 | Q | Y-t Wang | 7 | 6$^3$ | 3 | | | | | | | | | |
| | W-s Jun | 7 | 3 | 1 | | | | | | 1 | G Soeda | 6 | 3 | | | | | |
| | V Vardhan | 6$^4$ | 6 | 3 | | | | | | | T Suzuki | 1 | 2 | r | | | | |
| | D Yoo | 7 | 4 | 6 | | D Yoo | 4 | 6 | 3 | | | | | | | | | |
| | T Suzuki | 6$^{10}$ | 7 | 6 | | T Suzuki | 6 | 3 | 6 | | | | | | | | | |
| 6 | G Jones | 7 | 6$^4$ | 2 | | | | | | | | | | | 1 | G Soeda | 6$^{11}$ | 2 |
| 3 | T Ito | 6 | 6 | | | | | | | | | | | | 3 | T Ito | 7 | 6 |
| | Y Ito | 0 | 3 | | 3 | T Ito | 6 | 6 | | | | | | | | | | |
| WC | A Onozawa | 1 | 6$^8$ | | | H Moriya | 1 | 4 | | | | | | | | | | |
| | H Moriya | 6 | 7 | | | | | | | 3 | T Ito | 7 | 7 | | | | | |
| PR | M McClune | 1 | 5 | | | | | | | 5 | B Tomic | 6$^4$ | 6$^7$ | | | | | |
| | N Monroe | 6 | 7 | | | N Monroe | 6$^7$ | 7 | 3 | | | | | | | | | |
| | N Moser | 3 | 6$^4$ | | 5 | B Tomic | 7 | 6$^5$ | 6 | | | | | | | | | |
| 5 | B Tomic | 6 | 7 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | R Junaid | 2 | 4 | | | | | | | | | | | | | | |
| Q | T Iwami | 6 | 6 | Q | T Iwami | 6$^3$ | 7 | 2 | | | | | | | | | |
| | J Checa Calvo | 3 | 3 | | A Sadecky | 7 | 6$^3$ | 6 | | | | | | | | | |
| | A Sadecky | 6 | 6 | | | | | | | A Sadecky | 4 | 6$^8$ | | | | | |
| WC | H Ehara | 6 | 6 | | | | | | 4 | Y Sugita | 6 | 7 | | | | | |
| | M Fornell-Mestres | 1 | 1 | WC | H Ehara | 5 | 3 | | | | | | | | | | |
| | MÁ López Jaén | 1 | 0 | 4 | Y Sugita | 7 | 6 | | | | | | | | | | |
| 4 | Y Sugita | 6 | 6 | | | | | | | | | | 4 | Y Sugita | 6$^4$ | 6 | 6 |
| 7 | P Santos | 3 | 4 | | | | | | | | | | | H Kondo | 7 | 2 | 3 |
| Q | T Matsui | 6 | 6 | Q | T Matsui | 4 | 7 | 3 | | | | | | | | | |
| | H Kondo | 7 | 7 | | H Kondo | 6 | 6$^5$ | 6 | | | | | | | | | |
| WC | T Niki | 6$^3$ | 4 | | | | | | | H Kondo | 6 | 6 | | | | | |
| WC | J Mitsuhashi | 2 | 1 | | | | | | | J Paukku | 3 | 2 | | | | | |
| | J Paukku | 6 | 6 | | J Paukku | 7 | 6 | | | | | | | | | | |
| Q | Y Uchiyama | 4 | 1 | 2 | C Niland | 6$^5$ | 2 | | | | | | | | | | |
| 2 | C Niland | 6 | 6 | | | | | | | | | | | | | | |