2017 Japan Women's Open

The 2017 Japan Women's Open (also known as the 2017 Hashimoto Sogyo Japan Women's Open for sponsorship reasons) was a women's tennis tournament played on outdoor hard courts. It was the ninth edition of the Japan Women's Open, and part of the WTA International tournaments of the 2017 WTA Tour. It was held at the Ariake Coliseum in Tokyo, Japan, from September 11 through September 17, 2017.

2017 Japan Women's Open
DateSeptember 11 – 17
Edition9th
CategoryWTA International
Draw32S / 16D
Prize money$250,000
SurfaceHard
LocationTokyo, Japan
VenueAriake Coliseum
Champions
Singles
Zarina Diyas
Doubles
Shuko Aoyama / Yang Zhaoxuan

Point distribution
Event W F SF QF Round of 16 Round of 32 Q Q3 Q2 Q1
Singles 280 180 110 60 30 1 18 14 10 1
Doubles 1 N/A N/A N/A N/A N/A

Prize money
Event W F SF QF Round of 16 Round of 321 Q Q2 Q1
Singles $43,000 $21,400 $11,300 $5,900 $3,310 $2,925 $1,005 $730 $530
Doubles2 $12,300 $6,400 $3,435 $1,820 $960 N/A N/A N/A N/A

1 Qualifiers prize money is also the Round of 32 prize money
2 Per team

Singles main draw entrants

Seeds
Country Player Rank1 Seed
 FRA Kristina Mladenovic 13 1
 CHN Zhang Shuai 26 2
 BEL Elise Mertens 39 3
 CZE Kristýna Plíšková 41 4
 AUS Samantha Stosur 44 5
 JPN Naomi Osaka 45 6
 USA Alison Riske 49 7
 KAZ Yulia Putintseva 50 8
  • Rankings are as of August 28, 2017

Other Entrants

The following players received wildcards into the singles main draw:

The following player received entry using a protected ranking:

The following players received entry from the qualifying draw:

Withdrawals
Before the tournament

Doubles main draw entrants

Seeds
Country Player Country Player Rank1 Seed
 JPN Makoto Ninomiya  CZE Renata Voráčová 70 1
 JPN Eri Hozumi  JPN Miyu Kato 78 2
 UKR Lyudmyla Kichenok  SLO Katarina Srebotnik 82 3
 JPN Shuko Aoyama  CHN Yang Zhaoxuan 86 4
  • 1 Rankings are as of August 28, 2017

Other entrants

The following pairs received wildcards into the doubles main draw:

Champions

Singles
Main article: 2017 Japan Women's Open – Singles

Doubles
Main article: 2017 Japan Women's Open – Doubles
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