title: 2015 Busan Open – Singles
text: # 2015 Busan Open – Singles
  
  Go Soeda was the defending champion, but lost in the quarterfinals.
  
  Chung Hyeon won the title, defeating Lukáš Lacko in the final 6–3, 6–1.
  
  ## Seeds
  
  * Lu Yen-hsun (second round)
  * Sam Groth (second round)
  * Go Soeda (quarterfinals)
  * Chung Hyeon (champion)
  * Dudi Sela (first round)
  * Tatsuma Ito (second round)
  * Lukáš Lacko (final)
  * Ryan Harrison (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 | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - |
  | SE | Grega Žemlja | 3 | 4 | | | | |
  | 4 | Chung Hyeon | 6 | 6 | | | | |
  | 4 | Chung Hyeon | 6 | 6 | 4 | Chung Hyeon | 6 | 6 |
  | | | | | 7 | Lukáš Lacko | 3 | 1 |
  | | Zhang Ze | 2 | 1 | 7 | Lukáš Lacko | 3 | 1 |
  | 7 | Lukáš Lacko | 6 | 6 | | | | |
  
  ### 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 | Y-h Lu | 6 | 6 | | | | | | | | | | | | | | |
  | WC | Hong Seong-chan | 3 | 4 | | 1 | Y-h Lu | 1 | 5 | | | | | | | | | |
  | SE | G Žemlja | 6 | 2 | 6 | SE | G Žemlja | 6 | 7 | | | | | | | | | |
  | | J Wang | 2 | 6 | 2 | | | | | | SE | G Žemlja | 6 | 6 | | | | |
  | | Nam Ji-sung | 6 | 6 | | | | | | | | J-s Nam | 3 | 3 | | | | |
  | | T Niki | 1 | 4 | | | J-s Nam | 6 | 3 | 6 | | | | | | | | |
  | | D Nguyen | 6 | 1 | | | D Nguyen | 4 | 6 | 3 | | | | | | | | |
  | 5 | D Sela | 1 | $0^r$ | | | | | | | | | | | SE | G Žemlja | 3 | 4 |
  | 4 | H Chung | 6 | 6 | | | | | | | | | | | 4 | H Chung | 6 | 6 |
  | | J Jenkins | 0 | 3 | | 4 | H Chung | $7^7$ | $7^7$ | | | | | | | | | |
  | | D Kudla | 6 | 6 | | | D Kudla | $6^3$ | $6^5$ | | | | | | | | | |
  | WC | Y-k Lim | 0 | 4 | | | | | | | 4 | H Chung | 6 | 6 | | | | |
  | Q | F Nielsen | 6 | $7^7$ | | | | | | | Q | F Nielsen | 0 | 1 | | | | |
  | Q | Kim Young-seok | 4 | $6^4$ | | Q | F Nielsen | 6 | $7^7$ | | | | | | | | | |
  | | A Kudryavtsev | 3 | 3 | | 6 | T Ito | 3 | $6^4$ | | | | | | | | | |
  | 6 | T Ito | 6 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | Q | J Jung | 5 | 4 | | | | | | | | | | | | | | |
  | Q | D Kutrovsky | 7 | 6 | | Q | D Kutrovsky | 6 | 3 | 3 | | | | | | | | |
  | | Z Zhang | 6 | 6 | | | Z Zhang | 3 | 6 | 6 | | | | | | | | |
  | | J Thompson | 2 | 1 | | | | | | | | Z Zhang | 6 | 6 | | | | |
  | | J-P Smith | 6 | 6 | | | | | | | 3 | G Soeda | 2 | 2 | | | | |
  | | Oh Chan-yeong | 0 | 1 | | | J-P Smith | $6^4$ | 3 | | | | | | | | | |
  | LL | M Barton | 2 | 4 | | 3 | G Soeda | $7^7$ | 6 | | | | | | | | | |
  | 3 | G Soeda | 6 | 6 | | | | | | | | | | | | Z Zhang | 2 | 1 |
  | 7 | L Lacko | 6 | 4 | 6 | | | | | | | | | | 7 | L Lacko | 6 | 6 |
  | | L Saville | 1 | 6 | 3 | 7 | L Lacko | 6 | 3 | 6 | | | | | | | | |
  | | E Corrie | $7^7$ | 3 | 5 | | I Marchenko | 1 | 6 | 3 | | | | | | | | |
  | | I Marchenko | $6^5$ | 6 | 7 | | | | | | 7 | L Lacko | 6 | 6 | | | | |
  | | H Moriya | 4 | 1 | | | | | | | SE | F Škugor | 4 | 1 | | | | |
  | SE | F Škugor | 6 | 6 | | SE | F Škugor | $7^7$ | 4 | 6 | | | | | | | | |
  | | A Bolt | 4 | 5 | | 2 | S Groth | $6^4$ | 6 | 1 | | | | | | | | |
  | 2 | S Groth | 6 | 7 | | | | | | | | | | | | | | |
  