# 2012 OEC Kaohsiung – Singles

Go Soeda won the first edition of the tournament after beating Tatsuma Ito 6–3, 6–0 in the final.

## Seeds

* Yen-Hsun Lu (quarterfinals)
* Go Soeda (champion)
* Tatsuma Ito (final)
* Rik de Voest (first round)
* Ruben Bemelmans (first round)
* Marco Chiudinelli (semifinals)
* James Ward (quarterfinals)
* Alexander Kudryavtsev (second round)

## 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 |
| 6 | Marco Chiudinelli | 4 | 6 | 4 | | | | |
| 3 | Tatsuma Ito | 6 | 2 | 6 | | | | |
| 3 | Tatsuma Ito | 6 | 2 | 6 | 3 | Tatsuma Ito | 3 | 0 |
| | | | | | 2 | Go Soeda | 6 | 6 |
| | Vincent Millot | 3 | 1$^r$ | | 2 | Go Soeda | 6 | 6 |
| 2 | Go Soeda | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | Lu Y-H | 6 | 7 | | | | | | | | | | | | | | | | |
| | D Udomchoke | 3 | 5 | | 1 | Lu Y-H | 6 | 6 | | | | | | | | | | | |
| WC | Wang Chieh-fu | 3 | 0 | | | A Weintraub | 4 | 4 | | | | | | | | | | | |
| | A Weintraub | 6 | 6 | | | | | | | 1 | Lu Y-H | 4 | 6 | 1 | | | | | |
| | R Klaasen | 4 | 6 | 4 | | | | | | 6 | M Chiudinelli | 6 | 1 | 6 | | | | | |
| | K Čapkovič | 6 | 2 | 6 | | K Čapkovič | 2 | 3 | | | | | | | | | | | |
| | Y Bhambri | 2 | 7 | 0 | 6 | M Chiudinelli | 6 | 6 | | | | | | | | | | | |
| 6 | M Chiudinelli | 6 | 5 | 6 | | | | | | | | | | | 6 | M Chiudinelli | 4 | 6 | 4 |
| 3 | T Ito | 6 | 7 | | | | | | | | | | | | 3 | T Ito | 6 | 2 | 6 |
| | J Millman | 4 | 5 | | 3 | T Ito | 6 | 6 | | | | | | | | | | | |
| WC | Yi Chu-huan | 6 | 1 | 4 | Q | Victor Baluda | 3 | 4 | | | | | | | | | | | |
| Q | Victor Baluda | 1 | 6 | 6 | | | | | | 3 | T Ito | 7 | 3 | 6 | | | | | |
| Q | D King-Turner | 7$^7$ | 6 | | | | | | | Q | D King-Turner | 5 | 6 | 3 | | | | | |
| | Y Sugita | 6$^3$ | 4 | | Q | D King-Turner | 4 | 6 | 7 | | | | | | | | | | |
| LL | Y Uchiyama | 5 | 1 | | 8 | A Kudryavtsev | 6 | 3 | 5 | | | | | | | | | | |
| 8 | A Kudryavtsev | 7 | 6 | | | | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | R Bemelmans | 2 | 3 | | | | | | | | | | | | | | | |
| | V Millot | 6 | 6 | | | V Millot | 6 | 3 | 7$^8$ | | | | | | | | | |
| | Chen T | 1 | 4 | | | Yang T-h | 2 | 6 | 6$^6$ | | | | | | | | | |
| | Yang T-h | 6 | 6 | | | | | | | | V Millot | 5 | 7 | 7 | | | | |
| Q | M Bašić | 6 | 3 | 6 | | | | | | Q | M Bašić | 7 | 5 | 5 | | | | |
| WC | Huang Liang-chi | 4 | 6 | 3 | Q | M Bašić | 6 | 6 | | | | | | | | | | |
| WC | Lee H-h | 7 | 3 | 7$^{14}$ | WC | Lee H-h | 2 | 2 | | | | | | | | | | |
| 4 | R de Voest | 5 | 6 | 6$^{12}$ | | | | | | | | | | | | V Millot | 3 | 1$^r$ |
| 7 | J Ward | 6 | 6 | | | | | | | | | | | | 2 | G Soeda | 6 | 2 |
| Q | Ouyang Bowen | 4 | 3 | | 7 | J Ward | 6 | 6 | | | | | | | | | | |
| | Hiroki Moriya | 7$^8$ | 6 | | | Hiroki Moriya | 1 | 2 | | | | | | | | | | |
| | F Nielsen | 6$^6$ | 0 | | | | | | | 7 | J Ward | 4 | 1 | | | | | |
| | J Wang | 6 | 6 | | | | | | | 2 | G Soeda | 6 | 6 | | | | | |
| | D Molchanov | 3 | 1 | | | J Wang | 4 | 5$^r$ | | | | | | | | | | |
| | K Kravchuk | 3 | 4 | | 2 | G Soeda | 6 | 5 | | | | | | | | | | |
| 2 | G Soeda | 6 | 6 | | | | | | | | | | | | | | | |