# 2016 Japan Women's Open – Singles

Yanina Wickmayer was the defending champion, but lost in the first round to Viktorija Golubic.
Christina McHale won her first WTA title, defeating Kateřina Siniaková in the final, 3–6, 6–4, 6–4.

## Seeds

* Misaki Doi (first round)
* Yanina Wickmayer (first round)
* Yulia Putintseva (second round)
* Johanna Larsson (second round)
* Madison Brengle (first round)
* Zhang Shuai (semifinals)
* Christina McHale (champion)
* Kateryna Bondarenko (first 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 | Final |
| | Kateřina Siniaková | 6 | 6 | | | | | | |
| 6 | Zhang Shuai | 3 | 0 | | | | | | |
| 6 | Zhang Shuai | 3 | 0 | | | Kateřina Siniaková | 6 | 4 | 4 |
| | | | | | 7 | Christina McHale | 3 | 6 | 6 |
| | Jana Čepelová | 4 | 6 | 5 | 7 | Christina McHale | 3 | 6 | 6 |
| 7 | Christina McHale | 6 | 3 | 7 | | | | | |

### 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 | M Doi | 5 | 3 | | | | | | | | | | | | | | | |
| | A Sasnovich | 7 | 6 | | | A Sasnovich | 3 | 1 | | | | | | | | | | |
| | A Riske | 6 | 6 | | | A Riske | 6 | 6 | | | | | | | | | | |
| | N Hibino | 2 | 4 | | | | | | | | A Riske | 2 | 4 | | | | | |
| LL | A Lottner | 1 | 4 | | | | | | | | K Siniaková | 6 | 6 | | | | | |
| | K Siniaková | 6 | 6 | | | K Siniaková | 6 | 5 | 7$^7$ | | | | | | | | | |
| | L Chirico | 6 | 7 | | | L Chirico | 4 | 7 | 6$^3$ | | | | | | | | | |
| 8 | K Bondarenko | 4 | 5 | | | | | | | | | | | | | K Siniaková | 6 | 6 |
| 4 | J Larsson | 6 | 6 | | | | | | | | | | | | 6 | S Zhang | 3 | 0 |
| | S Lisicki | 3 | 2 | | 4 | J Larsson | 2 | 6 | 4 | | | | | | | | | |
| WC | R Ozaki | 0 | 2 | | | V Lepchenko | 6 | 3 | 6 | | | | | | | | | |
| | V Lepchenko | 6 | 6 | | | | | | | | V Lepchenko | 7$^7$ | 1 | 3 | | | | |
| | N Osaka | 6 | 6 | | | | | | | 6 | S Zhang | 6$^4$ | 6 | 6 | | | | |
| | A Kontaveit | 0 | 2 | | | N Osaka | 3 | 2 | | | | | | | | | | |
| WC | E Hozumi | 6$^4$ | 6 | 3 | 6 | S Zhang | 6 | 6 | | | | | | | | | | |
| 6 | S Zhang | 7$^7$ | 1 | 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 | Semifinals |
| 5 | M Brengle | 1 | 4 | | | | | | | | | | | | | | | | |
| | J Čepelová | 6 | 6 | | | J Čepelová | 6 | 6 | | | | | | | | | | | |
| Q | S-j Jang | 4 | 6 | 6 | Q | S-j Jang | 3 | 1 | | | | | | | | | | | |
| | S Zheng | 6 | 3 | 3 | | | | | | | J Čepelová | 3 | 6 | 6 | | | | | |
| | T Paszek | 2 | 2 | | | | | | | | K Nara | 6 | 4 | 1 | | | | | |
| | K Nara | 6 | 6 | | | K Nara | 6 | 6 | | | | | | | | | | | |
| | M Sakkari | 4 | 3 | | 3 | Y Putintseva | 2 | 2 | | | | | | | | | | | |
| 3 | Y Putintseva | 6 | 6 | | | | | | | | | | | | | J Čepelová | 4 | 6 | 5 |
| 7 | C McHale | 6 | 3 | 7$^7$ | | | | | | | | | | | 7 | C McHale | 6 | 3 | 7 |
| | K Kozlova | 4 | 6 | 6$^5$ | 7 | C McHale | 2 | 6 | 7$^7$ | | | | | | | | | | |
| Q | R Peterson | 6 | 7$^{11}$ | | Q | R Peterson | 6 | 2 | 6$^4$ | | | | | | | | | | |
| Q | M Kato | 3 | 6$^9$ | | | | | | | 7 | C McHale | 6 | 5 | 6 | | | | | |
| Q | E Sema | 1 | 0 | | | | | | | | V Golubic | 3 | 7 | 3 | | | | | |
| | M Linette | 6 | 6 | | | M Linette | 2 | 7$^7$ | 3 | | | | | | | | | | |
| | V Golubic | 6 | 7$^9$ | | | V Golubic | 6 | 6$^5$ | 6 | | | | | | | | | | |
| 2 | Y Wickmayer | 1 | 6$^7$ | | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Tamira Paszek (moved to main draw)
* Jana Čepelová (moved to main draw)
* Jennifer Brady (first round)
* Rebecca Peterson (qualified)
* Sara Sorribes Tormo (first round)
* Grace Min (withdrew, still playing in Dalian)
* Julia Glushko (first round)
* Luksika Kumkhum (first round)
* Aleksandra Krunić (withdrew)
* Hiroko Kuwata (first round)
* Jang Su-jeong (qualified)
* Antonia Lottner (qualifying competition, lucky loser)

### Qualifiers

* Miyu Kato
* Jang Su-jeong
* Erika Sema
* Rebecca Peterson

### Lucky losers

* Antonia Lottner

### 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 |
| 5 | Sara Sorribes Tormo | 1 | 4 | | | | | | | | | |
| | Miyu Kato | 6 | 6 | | | | | | | | | |
| | Miyu Kato | 6 | 6 | | | Miyu Kato | 7$^7$ | 6 | | | | |
| | | | | | | Yang Zhaoxuan | 6$^2$ | 0 | | | | |
| Alt | Yuki Chiang | 3 | 6$^4$ | | | Yang Zhaoxuan | 6$^2$ | 0 | | | | |
| | Yang Zhaoxuan | 6 | 7$^7$ | | | | | | | | | |
| | Yang Zhaoxuan | 6 | 7$^7$ | | | | | | | Miyu Kato | 6 | 6 |
| | | | | | | | | | 12 | Antonia Lottner | 3 | 1 |
| WC | Ayano Shimizu | 6 | 4 | 6 | | | | | | | | | 12 | Antonia Lottner | 3 | 1 |
| | Olga Savchuk | 3 | 6 | 0 | | | | | | | | |
| | Olga Savchuk | 3 | 6 | 0 | WC | Ayano Shimizu | 4 | 0 | | | | |
| | | | | | 12 | Antonia Lottner | 6 | 6 | | | | |
| | Urszula Radwańska | 6 | 5 | 5 | 12 | Antonia Lottner | 6 | 6 | | | | |
| 12 | Antonia Lottner | 1 | 7 | 7 | | | | | | | | |

#### 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 |
| 7 | Julia Glushko | 6$^5$ | 6 | 1 | | | | | | | | | |
| | Sabina Sharipova | 7$^7$ | 2 | 6 | | | | | | | | | |
| | Sabina Sharipova | 7$^7$ | 2 | 6 | | Sabina Sharipova | 6 | 6 | | | | | |
| | | | | | | Aleksandrina Naydenova | 3 | 0 | | | | | |
| | Aleksandrina Naydenova | | | | | Aleksandrina Naydenova | 3 | 0 | | | | | |
| | Bye | | | | | | | | | | | | |
| | Bye | | | | | | | | | | Sabina Sharipova | 4 | 4 |
| | | | | | | | | | | 11 | Jang Su-jeong | 6 | 6 |
| WC | Himari Sato | 5 | 4 | | | | | | | | | | | 11 | Jang Su-jeong | 6 | 6 |
| | Shuko Aoyama | 7 | 6 | | | | | | | | | | |
| | Shuko Aoyama | 7 | 6 | | | Shuko Aoyama | 6 | 5 | 4 | | | | |
| | | | | | 11 | Jang Su-jeong | 1 | 7 | 6 | | | | |
| | Ons Jabeur | 3 | 2 | | 11 | Jang Su-jeong | 1 | 7 | 6 | | | | |
| 11 | Jang Su-jeong | 6 | 6 | | | | | | | | | | |

#### Third qualifier

| 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 |
| 3 | Jennifer Brady | 1 | 3 | | | | | | | | | |
| | Daniela Hantuchová | 6 | 6 | | | | | | | | | |
| | Daniela Hantuchová | 6 | 6 | | Daniela Hantuchová | 6 | 2 | 6 | | | | |
| | | | | WC | Miharu Imanishi | 2 | 6 | 0 | | | | |
| Alt | Jessica Moore | 1 | 0 | WC | Miharu Imanishi | 2 | 6 | 0 | | | | |
| WC | Miharu Imanishi | 6 | 6 | | | | | | | | | |
| WC | Miharu Imanishi | 6 | 6 | | | | | | Daniela Hantuchová | 4 | 6 | 3 |
| | | | | | | | | | Erika Sema | 6 | 3 | 6 |
| Alt | Renata Voráčová | 0 | 2 | | | | | | | | | | Erika Sema | 6 | 3 | 6 |
| | Xu Yifan | 6 | 6 | | | | | | | | | |
| | Xu Yifan | 6 | 6 | | Xu Yifan | 6 | 2$^r$ | | | | | |
| | | | | | Erika Sema | 2 | 3 | | | | | |
| | Erika Sema | 6 | 6 | | Erika Sema | 2 | 3 | | | | | |
| 10 | Hiroko Kuwata | 3 | 3 | | | | | | | | | |

#### 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 | Qualifying competition |
| 4 | Rebecca Peterson | 7$^7$ | 6 | | | | | | | | | |
| | Riko Sawayanagi | 6$^3$ | 1 | | | | | | | | | |
| | Riko Sawayanagi | 6$^3$ | 1 | | 4 | Rebecca Peterson | 6 | 6 | | | | |
| | | | | | | Han Na-lae | 3 | 4 | | | | |
| | Han Na-lae | 4 | 6 | 6 | | Han Na-lae | 3 | 4 | | | | |
| | Arina Rodionova | 6 | 4 | 4 | | | | | | | | |
| | Arina Rodionova | 6 | 4 | 4 | | | | | 4 | Rebecca Peterson | 6 | 6 |
| | | | | | | | | | | Varatchaya Wongteanchai | 1 | 1 |
| WC | Makoto Ninomiya | 3 | 1 | | | | | | | | | | Varatchaya Wongteanchai | 1 | 1 |
| | Ayaka Okuno | 6 | 6 | | | | | | | | | |
| | Ayaka Okuno | 6 | 6 | | | Ayaka Okuno | 2 | 3 | | | | |
| | | | | | | Varatchaya Wongteanchai | 6 | 6 | | | | |
| | Varatchaya Wongteanchai | 6 | 1 | 6 | | Varatchaya Wongteanchai | 6 | 6 | | | | |
| 8 | Luksika Kumkhum | 3 | 6 | 4 | | | | | | | | |