# 2015 Toray Pan Pacific Open – Singles

Ana Ivanovic was the defending champion, but she lost in the quarterfinals to Dominika Cibulková.
Agnieszka Radwańska won the title, defeating Belinda Bencic in the final, 6–2, 6–2.

## Seeds

The top four seeds received a bye into the second round.
* Caroline Wozniacki (semifinals)
* Ana Ivanovic (quarterfinals)
* Garbiñe Muguruza (quarterfinals)
* Karolína Plíšková (quarterfinals)
* Angelique Kerber (quarterfinals)
* Carla Suárez Navarro (second round)
* Agnieszka Radwańska (champion)
* Belinda Bencic (final)

## 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 | Caroline Wozniacki | 2 | 4 | | | | |
| 8 | Belinda Bencic | 6 | 6 | | | | |
| 8 | Belinda Bencic | 6 | 6 | 8 | Belinda Bencic | 2 | 2 |
| | | | | 7 | Agnieszka Radwańska | 6 | 6 |
| 7 | Agnieszka Radwańska | 6 | 6 | 7 | Agnieszka Radwańska | 6 | 6 |
| | Dominika Cibulková | 4 | 1 | | | | |

### 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 | C Wozniacki | 6 | 6 | | | | | | | | | | |
| Q | A Konjuh | 6 | 3 | 6 | Q | A Konjuh | 2 | 2 | | | | | | | | | | |
| | K Mladenovic | 0 | 6 | 3 | | | | | | 1 | C Wozniacki | 6 | 2 | 6 | | | | |
| | Z Diyas | 2 | 2 | | | | | | | 5 | A Kerber | 2 | 6 | 3 | | | | |
| | M Brengle | 6 | 6 | | | M Brengle | 7 | 1 | 0 | | | | | | | | | |
| | D Gavrilova | 2 | 2 | | 5 | A Kerber | 5 | 6 | 6 | | | | | | | | | |
| 5 | A Kerber | 6 | 6 | | | | | | | | | | | | 1 | C Wozniacki | 2 | 4 |
| | | | | | | | | | | | | | | | 8 | B Bencic | 6 | 6 |
| | | | | | 3 | G Muguruza | 6 | 6 | | | | | | | | | | |
| | B Strýcová | 7 | 6 | | | B Strýcová | 3 | 4 | | | | | | | | | | |
| WC | N Osaka | 5 | 2 | | | | | | | 3 | G Muguruza | 6$^1$ | 1 | | | | | |
| | A Riske | 6 | 1 | 3 | | | | | | 8 | B Bencic | 7$^7$ | 6 | | | | | |
| | S Stosur | 4 | 6 | 6 | | S Stosur | 7$^7$ | 3 | 4 | | | | | | | | | |
| Q | Y Xu | 0 | 0 | | 8 | B Bencic | 6$^5$ | 6 | 6 | | | | | | | | | |
| 8 | B Bencic | 6 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | A Radwańska | 6 | 6 | | | | | | | | | | | | | |
| | C Vandeweghe | 3 | 3 | | 7 | A Radwańska | 6 | 6 | | | | | | | | |
| Q | O Savchuk | 2 | 0 | | | E Svitolina | 4 | 1 | | | | | | | | |
| | E Svitolina | 6 | 6 | | | | | | 7 | A Radwańska | 7 | 6 | | | | |
| | K Nara | 7$^7$ | 6 | | | | | | 4 | Ka Plíšková | 5 | 2 | | | | |
| WC | M Doi | 6$^1$ | 2 | | | K Nara | 2 | 4 | | | | | | | | |
| | | | | | 4 | Ka Plíšková | 6 | 6 | | | | | | | | |
| | | | | | | | | | | | | | 7 | A Radwańska | 6 | 6 |
| 6 | C Suárez Navarro | 7$^7$ | 6 | | | | | | | | | | | D Cibulková | 4 | 1 |
| Q | K Bondarenko | 6$^3$ | 2 | | 6 | C Suárez Navarro | 4 | 4 | | | | | | | | |
| | M Lučić-Baroni | 4 | 0$^r$ | | | D Cibulková | 6 | 6 | | | | | | | | |
| | D Cibulková | 6 | 1 | | | | | | | D Cibulková | 7$^7$ | 6 | | | | |
| | C Giorgi | 4 | 7$^7$ | 6 | | | | | 2 | A Ivanovic | 6$^5$ | 3 | | | | |
| | C Garcia | 6 | 6$^3$ | 3 | | C Giorgi | 5 | 2 | | | | | | | | |
| | | | | | 2 | A Ivanovic | 7 | 6 | | | | | | | | |

## Qualifying
### Seeds

* Ana Konjuh (qualified)
* Jarmila Gajdošová (qualifying competition)
* Kateryna Bondarenko (qualified)
* Sesil Karatantcheva (second round)
* Patricia Maria Țig (second round)
* Nao Hibino (qualifying competition)
* Stefanie Vögele (second round)
* Risa Ozaki (qualifying competition)

### Qualifiers

* Ana Konjuh
* Xu Yifan
* Kateryna Bondarenko
* Olga Savchuk

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Ana Konjuh | 6 | 5 | | | | | | | | | |
| | Anastasia Pivovarova | 3 | 5$^r$ | | | | | | | | | |
| | Anastasia Pivovarova | 3 | 5$^r$ | | 1 | Ana Konjuh | 6 | 6 | | | | |
| | | | | | | Riko Sawayanagi | 1 | 4 | | | | |
| | Riko Sawayanagi | 6 | 6 | | | Riko Sawayanagi | 1 | 4 | | | | |
| WC | Eri Shimizu | 3 | 1 | | | | | | | | | |
| WC | Eri Shimizu | 3 | 1 | | | | | | 1 | Ana Konjuh | 6 | 6 |
| | | | | | | | | | 8 | Risa Ozaki | 4 | 0 |
| | Miyabi Inoue | 4 | 6 | 6 | | | | | | | | | 8 | Risa Ozaki | 4 | 0 |
| WC | Megumi Nishimoto | 6 | 0 | 1 | | | | | | | | |
| WC | Megumi Nishimoto | 6 | 0 | 1 | | Miyabi Inoue | 5 | 3 | | | | |
| | | | | | 8 | Risa Ozaki | 7 | 6 | | | | |
| | Eri Hozumi | 3 | 3 | | 8 | Risa Ozaki | 7 | 6 | | | | |
| 8 | Risa Ozaki | 6 | 6 | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Jarmila Gajdošová | 4 | 6 | 6 | | | | | | | | | | |
| | Han Xinyun | 6 | 2 | 1 | | | | | | | | | | |
| | Han Xinyun | 6 | 2 | 1 | 2 | Jarmila Gajdošová | 4 | 6 | 6 | | | | | |
| | | | | | WC | Sachie Ishizu | 6 | 1 | 1 | | | | | |
| WC | Sachie Ishizu | 6 | 7 | | WC | Sachie Ishizu | 6 | 1 | 1 | | | | | |
| | Darija Jurak | 4 | 5 | | | | | | | | | | | |
| | Darija Jurak | 4 | 5 | | | | | | | 2 | Jarmila Gajdošová | 6 | 4 | 6$^4$ |
| | | | | | | | | | | | Xu Yifan | 3 | 6 | 7$^7$ |
| | Alicja Rosolska | 1 | 3 | | | | | | | | | | | | Xu Yifan | 3 | 6 | 7$^7$ |
| | Xu Yifan | 6 | 6 | | | | | | | | | | | |
| | Xu Yifan | 6 | 6 | | | Xu Yifan | 6 | 6 | | | | | | |
| | | | | | 5 | Patricia Maria Țig | 4 | 2 | | | | | | |
| WC | Mayu Iwai | 4 | 0 | | 5 | Patricia Maria Țig | 4 | 2 | | | | | | |
| 5 | Patricia Maria Țig | 6 | 6 | | | | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Kateryna Bondarenko | 7$^7$ | 7 | | | | | | | | | |
| WC | Chihiro Muramatsu | 6$^5$ | 5 | | | | | | | | | |
| WC | Chihiro Muramatsu | 6$^5$ | 5 | | 3 | Kateryna Bondarenko | 6 | 6 | | | | |
| | | | | | | Sara Sorribes Tormo | 3 | 2 | | | | |
| | Sara Sorribes Tormo | 7$^7$ | 4 | 7 | | Sara Sorribes Tormo | 3 | 2 | | | | |
| | Gabriela Dabrowski | 6$^4$ | 6 | 5 | | | | | | | | |
| | Gabriela Dabrowski | 6$^4$ | 6 | 5 | | | | | 3 | Kateryna Bondarenko | 6 | 6 |
| | | | | | | | | | 6 | Nao Hibino | 3 | 4 |
| | Abigail Spears | 6$^4$ | 6$^3$ | | | | | | | | | | 6 | Nao Hibino | 3 | 4 |
| | Chang Kai-chen | 7$^7$ | 7$^7$ | | | | | | | | | |
| | Chang Kai-chen | 7$^7$ | 7$^7$ | | | Chang Kai-chen | 0 | 3 | | | | |
| | | | | | 6 | Nao Hibino | 6 | 6 | | | | |
| | Miyu Kato | 2 | 2 | | 6 | Nao Hibino | 6 | 6 | | | | |
| 6 | Nao Hibino | 6 | 6 | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Sesil Karatantcheva | 6 | 6 | | | | | | | | |
| | Kyōka Okamura | 3 | 4 | | | | | | | | |
| | Kyōka Okamura | 3 | 4 | | 4 | Sesil Karatantcheva | 1 | 2 | | | |
| | | | | | | Olga Savchuk | 6 | 6 | | | |
| | Raquel Kops-Jones | 6$^2$ | 0 | | | Olga Savchuk | 6 | 6 | | | |
| | Olga Savchuk | 7$^7$ | 6 | | | | | | | | |
| | Olga Savchuk | 7$^7$ | 6 | | | | | | Olga Savchuk | 6 | 6 |
| | | | | | | | | | Misa Eguchi | 3 | 4 |
| | Erika Sema | 4 | 6$^2$ | | | | | | | | | Misa Eguchi | 3 | 4 |
| | Misa Eguchi | 6 | 7$^7$ | | | | | | | | |
| | Misa Eguchi | 6 | 7$^7$ | | | Misa Eguchi | 6 | 7 | | | |
| | | | | | 7 | Stefanie Vögele | 3 | 5 | | | |
| | Junri Namigata | 6 | 2 | 5 | 7 | Stefanie Vögele | 3 | 5 | | | |
| 7 | Stefanie Vögele | 2 | 6 | 7 | | | | | | | |