Japan Women's Open 2012

WTA · Hard · 59 singles matches · All champions

Heather Watson won the title, beating Kai Chen Chang 7–5 5–7 7–6(4) in the final.

Latest results

  • Semifinal: Kai Chen Chang def. Samantha Stosur 6–4 4–6 7–6(3)
  • Semifinal: Heather Watson def. Misaki Doi 7–6(2) 7–5
  • Quarterfinal: Samantha Stosur def. Jamie Hampton 6–2 6–4
  • Quarterfinal: Kai Chen Chang def. Laura Robson 6–4 3–6 7–6(4)

Osaka 2012 2012

Defending champion
Marion Bartoli

Recent finals

YearChampionRunner-up
2011Marion BartoliSamantha Stosur
2010Tamarine TanasugarnKimiko Date Krumm
2009Samantha StosurFrancesca Schiavone
2008Caroline WozniackiKaia Kanepi
2007Virginie RazzanoVenus Williams
2006Marion BartoliAiko Nakamura
2005Nicole VaidisovaTatiana Golovin
2004Maria SharapovaMashona Washington

Matches by round

59 finished

Final

1 finished
Fin
🇬🇧Heather Watson757
🇹🇼Kai Chen Chang5764

Semifinals

2 finished
Fin
🇹🇼Kai Chen Chang647
🇦🇺Samantha Stosur14663
Fin
🇬🇧Heather Watson77
🇯🇵Misaki Doi625

Quarterfinals

4 finished
Fin
🇦🇺Samantha Stosur166
🇺🇸Jamie Hampton24
Fin
🇹🇼Kai Chen Chang637
🇬🇧Laura Robson84664
Fin
🇯🇵Misaki Doi266
🇿🇦Chanelle Scheepers7613
Fin
🇬🇧Heather Watson76
🇫🇷Pauline Parmentier53

Round of 16

8 finished
Fin
🇦🇺Samantha Stosur1166
🇫🇷Virginie Razzano624
Fin
🇺🇸Jamie Hampton77
🇹🇭Tamarine TanasugarnWC55
Fin
🇹🇼Kai Chen Chang76
🇦🇺Casey Dellacqua643
Fin
🇬🇧Laura Robson866
🇨🇳Yi Miao ZhouQ44
Fin
🇿🇦Chanelle Scheepers766
🇭🇷Mirjana Lucic22
Fin
🇯🇵Misaki Doi66
🇷🇺Olga PuchkovaQ32
Fin
🇬🇧Heather Watson6466
🇪🇸Anabel Medina Garrigues6723
Fin
🇫🇷Pauline Parmentier66
🇨🇳Jie Zheng234

Round of 32

16 finished
Fin
🇦🇺Samantha Stosur166
🇯🇵Erika Sema42
Fin
🇫🇷Virginie Razzano66
🇹🇭Nudnida LuangnamQ33
Fin
🇺🇸Jamie Hampton66
🇯🇵Ayumi Morita32
Fin
🇹🇭Tamarine TanasugarnWC66
🇰🇿Yaroslava Shvedova532
Fin
🇹🇼Kai Chen Chang67
🇺🇸Christina Mchale3365
Fin
🇦🇺Casey Dellacqua636
🇯🇵Kimiko Date Krumm364
Fin
🇨🇳Yi Miao ZhouQ76
🇯🇵Kurumi NaraWC54
Fin
🇬🇧Laura Robson866
🇬🇷Eleni Daniilidou42
Fin
🇿🇦Chanelle Scheepers766
🇺🇸Alexa Glatch41
Fin
🇭🇷Mirjana Lucic466
🇹🇭Luksika KumkhumQ634
Fin
🇯🇵Misaki Doi736
🇺🇸Julia Cohen560
Fin
🇷🇺Olga PuchkovaQ62
🇮🇹Francesca Schiavone441
Fin
🇪🇸Anabel Medina Garrigues6366
🇮🇹Camila Giorgi622
Fin
🇬🇧Heather Watson66
🇸🇮Polona Hercog44
Fin
🇫🇷Pauline Parmentier66
🇫🇷Mathilde Johansson22
Fin
🇨🇳Jie Zheng2476
🇪🇸Maria Jose Martinez Sanchez654

Qualifying round 3

4 finished
Fin
🇹🇭Nudnida Luangnam866
🇸🇪Johanna Larsson143
Fin
🇷🇺Olga Puchkova266
🇯🇵Aki Yamasoto24
Fin
🇹🇭Luksika Kumkhum766
🇨🇦Eugenie Bouchard312
Fin
🇨🇳Yi Miao Zhou66
🇯🇵Shuko Aoyama23

Qualifying round 2

8 finished
Fin
🇸🇪Johanna Larsson1176
🇯🇵Miharu Imanishi6660
Fin
🇹🇭Nudnida Luangnam866
🇷🇺Ksenia Lykina34
Fin
🇷🇺Olga Puchkova266
🇯🇵Miki Miyamura31
Fin
🇯🇵Aki Yamasoto66
🇹🇭Noppawan Lertcheewakarn31
Fin
🇨🇦Eugenie Bouchard3466
🇦🇺Daria Saville614
Fin
🇹🇭Luksika Kumkhum7466
🇭🇺Katalin Marosi612
Fin
🇯🇵Shuko Aoyama606
🇯🇵Risa OzakiWC362
Fin
🇨🇳Yi Miao Zhou67
🇯🇵Junri Namigata6261

Qualifying round 1

16 finished
Fin
🇸🇪Johanna Larsson166
🇹🇭Varatchaya Wongteanchai44
Fin
🇯🇵Miharu Imanishi76
🇯🇵Rika Fujiwara52
Fin
🇷🇺Ksenia Lykina66
🇬🇧Robyn BeddowWC20
Fin
🇹🇭Nudnida Luangnam866
🇯🇵Yoshimi KawasakiWC00
Fin
🇷🇺Olga Puchkova266
🇰🇿Zarina Diyas14
Fin
🇯🇵Miki Miyamura66
🇯🇵Chihiro TakayamaWC20
Fin
🇹🇭Noppawan Lertcheewakarn66
🇯🇵Kazusa Ito43
Fin
🇯🇵Aki Yamasoto466
🇨🇳Qiang Wang5634
Fin
🇨🇦Eugenie Bouchard3266
🇯🇵Eri Hozumi644
Fin
🇦🇺Daria Saville66
🇺🇸Alexandra Stevenson13
Fin
🇭🇺Katalin Marosi76
🇯🇵Miyu KatoWC633
Fin
🇹🇭Luksika Kumkhum766
🇯🇵Misa Eguchi34
Fin
🇯🇵Risa OzakiWC263
🇯🇵Yurika Sema4632
Fin
🇯🇵Shuko Aoyama66
🇭🇷Darija JurakWC22
Fin
🇨🇳Yi Miao Zhou76
🇯🇵Riko SawayanagiWC682
Fin
🇯🇵Junri Namigata667
🇯🇵Erika Takao25