# 2012 Rakuten Japan Open Tennis Championships – Singles

Andy Murray was the defending champion, but lost to Milos Raonic in the semifinals. Eighth-seeded Kei Nishikori won the title beating Milos Raonic in the final 7–6$^{(7–5)}$, 3–6, 6–0, and in doing so became the first home grown winner of the title since Toshiro Sakai in 1972.

## Seeds

* Andy Murray (semifinals)
* Tomáš Berdych (quarterfinals)
* Janko Tipsarević (quarterfinals)
* Juan Mónaco (second round)
* Nicolás Almagro (first round)
* Milos Raonic (final)
* Stanislas Wawrinka (quarterfinals)
* Kei Nishikori (champion)

## 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 | Final |
| 1 | Andy Murray | 3 | 7$^7$ | 6$^4$ | | | | | |
| 6 | Milos Raonic | 6 | 6$^5$ | 7$^7$ | | | | | |
| 6 | Milos Raonic | 6 | 6$^5$ | 7$^7$ | 6 | Milos Raonic | 6$^5$ | 6 | 0 |
| | | | | | 8 | Kei Nishikori | 7$^7$ | 3 | 6 |
| | Marcos Baghdatis | 2 | 2 | | 8 | Kei Nishikori | 7$^7$ | 3 | 6 |
| 8 | Kei Nishikori | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Murray | 7$^9$ | 6 | | | | | | | | | | | | | | | | |
| LL | I Karlović | 6$^7$ | 4 | | 1 | A Murray | 6 | 6 | | | | | | | | | | | |
| | A Ramos | 0 | 2 | | | L Lacko | 1 | 2 | | | | | | | | | | | |
| | L Lacko | 6 | 6 | | | | | | | 1 | A Murray | 6 | 3 | 6 | | | | | |
| | J Chardy | 6 | 7 | | | | | | | 7 | S Wawrinka | 2 | 6 | 2 | | | | | |
| WC | Y Sugita | 1 | 5 | | | J Chardy | 6$^1$ | 7$^8$ | 5 | | | | | | | | | | |
| WC | H Moriya | 5 | 6 | 4 | 7 | S Wawrinka | 7$^7$ | 6$^6$ | 7 | | | | | | | | | | |
| 7 | S Wawrinka | 7 | 4 | 6 | | | | | | | | | | | 1 | A Murray | 3 | 7$^7$ | 6$^4$ |
| 3 | J Tipsarević | 4 | 6 | 6 | | | | | | | | | | | 6 | M Raonic | 6 | 6$^5$ | 7$^7$ |
| | G Simon | 6 | 3 | 1 | 3 | J Tipsarević | 6 | 6 | | | | | | | | | | | |
| | M Kližan | 6$^3$ | 2 | | Q | M Chiudinelli | 4 | 2 | | | | | | | | | | | |
| Q | M Chiudinelli | 7$^7$ | 6 | | | | | | | 3 | J Tipsarević | 7$^7$ | 2 | 6$^7$ | | | | | |
| | V Troicki | 6 | 6 | | | | | | | 6 | M Raonic | 6$^5$ | 6 | 7$^9$ | | | | | |
| | R Haase | 2 | 3 | | | V Troicki | 0$^r$ | | | | | | | | | | | | |
| | R Štěpánek | 4 | 4 | | 6 | M Raonic | 3 | | | | | | | | | | | | |
| 6 | M Raonic | 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 |
| 5 | N Almagro | 6$^4$ | 6$^5$ | | | | | | | | | | | | | | |
| WC | T Ito | 7$^7$ | 7$^7$ | | WC | T Ito | 5 | 3 | | | | | | | | | |
| Q | D Tursunov | 6 | 7 | | Q | D Tursunov | 7 | 6 | | | | | | | | | |
| | B Tomic | 4 | 5 | | | | | | | Q | D Tursunov | 2 | 4 | | | | |
| Q | S Stakhovsky | 6$^3$ | 5 | | | | | | | | M Baghdatis | 6 | 6 | | | | |
| | M Baghdatis | 7$^7$ | 7 | | | M Baghdatis | 7 | 1 | 6 | | | | | | | | |
| Q | G Dimitrov | 2 | 1 | | 4 | J Mónaco | 5 | 6 | 3 | | | | | | | | |
| 4 | J Mónaco | 6 | 6 | | | | | | | | | | | | M Baghdatis | 2 | 2 |
| 8 | K Nishikori | 4 | 6 | 6 | | | | | | | | | | 8 | K Nishikori | 6 | 6 |
| | G Soeda | 6 | 2 | 3 | 8 | K Nishikori | 5 | 6 | 6 | | | | | | | | |
| | J Nieminen | 2 | 4 | | PR | T Robredo | 7 | 1 | 0 | | | | | | | | |
| PR | T Robredo | 6 | 6 | | | | | | | 8 | K Nishikori | 7 | 6 | | | | |
| | T Bellucci | 5 | 2 | | | | | | | 2 | T Berdych | 5 | 4 | | | | |
| | A Falla | 7 | 6 | | | A Falla | 3 | 5 | | | | | | | | | |
| | B Paire | 1 | 6$^6$ | | 2 | T Berdych | 6 | 7 | | | | | | | | | |
| 2 | T Berdych | 6 | 7$^8$ | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Grigor Dimitrov (qualified)
* Ivo Karlović (qualifying competition, lucky loser)
* Sergiy Stakhovsky (qualified)
* Dmitry Tursunov (qualified)
* Philipp Petzschner (qualifying competition)
* Vasek Pospisil (qualifying competition)
* Marco Chiudinelli (qualified)
* Dušan Lajović (qualifying competition)

### Qualifiers

* Grigor Dimitrov
* Marco Chiudinelli
* Sergiy Stakhovsky
* Dmitry Tursunov

### Lucky loser

* Ivo Karlović

### Draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Grigor Dimitrov | 7 | 6 | | | | | |
| | Hiroki Kondo | 5 | 4 | | | | | |
| | Hiroki Kondo | 5 | 4 | 1 | Grigor Dimitrov | 6 | 6$^5$ | 6 |
| | | | | 6 | Vasek Pospisil | 4 | 7$^7$ | 2 |
| | Riccardo Ghedin | 6$^3$ | 4 | 6 | Vasek Pospisil | 4 | 7$^7$ | 2 |
| 6 | Vasek Pospisil | 7$^7$ | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Ivo Karlović | 6 | 6 | | | | | |
| | Yasutaka Uchiyama | 4 | 2 | | | | | |
| | Yasutaka Uchiyama | 4 | 2 | 2 | Ivo Karlović | 3 | 7$^8$ | 6$^5$ |
| | | | | 7 | Marco Chiudinelli | 6 | 6$^6$ | 7$^7$ |
| WC | Hiroyasu Ehara | 4 | 3 | 7 | Marco Chiudinelli | 6 | 6$^6$ | 7$^7$ |
| 7 | Marco Chiudinelli | 6 | 6 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Sergiy Stakhovsky | 4 | 7$^7$ | 7 | | | | | |
| | Toshihide Matsui | 6 | 6$^4$ | 5 | | | | | |
| | Toshihide Matsui | 6 | 6$^4$ | 5 | 3 | Sergiy Stakhovsky | 4 | 7 | 6 |
| | | | | | 8 | Dušan Lajović | 6 | 5 | 0 |
| WC | Shuichi Sekiguchi | 1 | 5 | | 8 | Dušan Lajović | 6 | 5 | 0 |
| 8 | Dušan Lajović | 6 | 7 | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Dmitry Tursunov | 6 | 7$^8$ | | | | | |
| WC | Kaichi Uchida | 4 | 6$^6$ | | | | | |
| WC | Kaichi Uchida | 4 | 6$^6$ | | 4 | Dmitry Tursunov | 6 | 6 |
| | | | | | 5 | Philipp Petzschner | 1 | 4 |
| | Kento Takeuchi | 7$^7$ | 4 | 3 | 5 | Philipp Petzschner | 1 | 4 |
| 5 | Philipp Petzschner | 6$^4$ | 6 | 6 | | | | |