# 2015 OEC Kaohsiung – Singles

Lu Yen-hsun was the defending champion, but chose not to participate.

## Seeds

* Jiří Veselý (semifinals)
* Chung Hyeon (champion)
* Lukáš Rosol (first round)
* Yuki Bhambri (final)
* Tatsuma Ito (semifinals)
* Matthew Ebden (first round)
* Luca Vanni (second round)
* Jürgen Zopp (quarterfinals)

## 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 | Final | Final | Final | Final |
| 1/WC | Jiří Veselý | 6$^2$ | 0 | | | | |
| 4/WC | Yuki Bhambri | 7$^7$ | 6 | | | | |
| 4/WC | Yuki Bhambri | 7$^7$ | 6 | 4/WC | Yuki Bhambri | 5 | 4 |
| | | | | 2 | Chung Hyeon | 7 | 6 |
| 5 | Tatsuma Ito | 0 | 0$^r$ | 2 | Chung Hyeon | 7 | 6 |
| 2 | Chung Hyeon | 6 | 2 | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1/WC | J Veselý | 6 | 6 | | | | | | | | | | | | | | |
| WC | C-f Wang | 2 | 0 | | 1/WC | J Veselý | 4 | 6 | 6 | | | | | | | | |
| | N Barrientos | 6 | 6 | | | N Barrientos | 6 | 3 | 2 | | | | | | | | |
| Q | K-y Lee | 4 | 4 | | | | | | | 1/WC | J Veselý | 6 | 6 | | | | |
| | D Nguyen | 3 | 1 | | | | | | | | H Moriya | 1 | 4 | | | | |
| | H Moriya | 6 | 6 | | | H Moriya | 7 | 3 | 6 | | | | | | | | |
| | A Sarkissian | 1 | 4 | | 7 | L Vanni | 5 | 6 | 4 | | | | | | | | |
| 7 | L Vanni | 6 | 6 | | | | | | | | | | | 1/WC | J Veselý | 6$^2$ | 0 |
| 4/WC | Y Bhambri | 7$^7$ | 6 | | | | | | | | | | | 4/WC | Y Bhambri | 7$^7$ | 6 |
| | S Devvarman | 6$^5$ | 0 | | 4/WC | Y Bhambri | 6 | 6 | | | | | | | | | |
| Q | H Bourchier | 4 | 6 | 3 | | P Gojowczyk | 4 | 3 | | | | | | | | | |
| | P Gojowczyk | 6 | 3 | 6 | | | | | | 4/WC | Y Bhambri | 6 | 6 | | | | |
| | M Trungelliti | 6 | 6 | | | | | | | | J Wang | 4 | 2 | | | | |
| Q | T Suzuki | 4 | 2 | | | M Trungelliti | 5 | 2 | | | | | | | | | |
| | J Wang | 6 | 6$^3$ | 6 | | J Wang | 7 | 6 | | | | | | | | | |
| 6 | M Ebden | 2 | 7$^7$ | 0 | | | | | | | | | | | | | |

### Bottom 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | T Ito | 4 | 7$^{11}$ | 6 | | | | | | | | | | | | | |
| | D-h Lee | 6 | 6$^9$ | 3 | 5 | T Ito | 6 | 0 | 6 | | | | | | | | |
| PR | A Weintraub | 4 | 1 | | | T Fabbiano | 4 | 6 | 4 | | | | | | | | |
| | T Fabbiano | 6 | 6 | | | | | | | 5 | T Ito | 6 | 6 | | | | |
| Q | C-h Yi | 6$^7$ | 5 | | | | | | | | T-h Yang | 2 | 3 | | | | |
| | T-h Yang | 7$^9$ | 7 | | | T-h Yang | 7$^7$ | 4 | 7 | | | | | | | | |
| | T Chen | 6$^7$ | 6 | 6 | | T Chen | 6$^5$ | 6 | 5 | | | | | | | | |
| 3 | L Rosol | 7$^9$ | 4 | 4 | | | | | | | | | | 5 | T Ito | 0 | 0$^r$ |
| 8 | J Zopp | 6 | 6 | | | | | | | | | | | 2 | H Chung | 6 | 2 |
| | J Eysseric | 3 | 4 | | 8 | J Zopp | 6 | 6 | | | | | | | | | |
| | L Saville | 6 | 7$^7$ | | | L Saville | 4 | 2 | | | | | | | | | |
| | N Desein | 4 | 6$^2$ | | | | | | | 8 | J Zopp | 2 | 4 | | | | |
| WC | J-c Hung | 2 | 2 | | | | | | | 2 | H Chung | 6 | 6 | | | | |
| | T Niki | 6 | 6 | | | T Niki | 2 | 4 | | | | | | | | | |
| | L-c Huang | 0 | 1 | | 2 | H Chung | 6 | 6 | | | | | | | | | |
| 2 | H Chung | 6 | 6 | | | | | | | | | | | | | | |