2019 Japan Women's Open – Singles

{{Tennis events|2019|Japan Women's Open|

| champ = {{flagicon|JPN}} Nao Hibino

| runner = {{flagicon|JPN}} Misaki Doi

| score = 6–3, 6–2

| type = singles doubles

| after_year = 2023

}}

{{main article|2019 Japan Women's Open}}

Hsieh Su-wei was the defending champion,{{cite news|url=https://www.wtatennis.com/news/hsieh-disarms-anisimova-hiroshima-third-career-title|title=Hsieh disarms Anisimova in Hiroshima for third career title|date=16 September 2018|publisher=WTA Tour|access-date=7 September 2019}} but lost to Nao Hibino in the quarterfinals.

Hibino went on to win the title, defeating Misaki Doi in the final, 6–3, 6–2.

Seeds

{{columns-list|colwidth=30em|

  1. {{flagicon|TPE}} Hsieh Su-wei (quarterfinals)
  2. {{flagicon|RUS}} Veronika Kudermetova (semifinals)
  3. {{flagicon|BEL}} Alison Van Uytvanck (quarterfinals)
  4. {{flagicon|RUS}} Anastasia Potapova (first round)
  5. {{flagicon|GER}} Tatjana Maria (first round)
  6. {{flagicon|KAZ}} Zarina Diyas (second round, retired)
  7. {{flagicon|ESP}} Sara Sorribes Tormo (quarterfinals)
  8. {{flagicon|GER}} Laura Siegemund (quarterfinals)

}}

Draw

{{Draw key}}

=Finals=

{{4TeamBracket-Tennis3-v2

|RD1=Semifinals

|RD2=Final

|team-width=175

|RD1-seed1= 

|RD1-team1={{flagicon|JPN}} Nao Hibino

|RD1-score1-1=4

|RD1-score1-2=6

|RD1-score1-3=6

|RD1-seed2= 

|RD1-team2={{flagicon|ROU}} Mihaela Buzărnescu

|RD1-score2-1=6

|RD1-score2-2=0

|RD1-score2-3=3

|RD1-seed3= 

|RD1-team3={{flagicon|JPN}} Misaki Doi

|RD1-score3-1=6

|RD1-score3-2=6

|RD1-score3-3=

|RD1-seed4=2

|RD1-team4={{flagicon|RUS}} Veronika Kudermetova

|RD1-score4-1=4

|RD1-score4-2=3

|RD1-score4-3=

|RD2-seed1= 

|RD2-team1={{flagicon|JPN}} Nao Hibino

|RD2-score1-1=6

|RD2-score1-2=6

|RD2-score1-3=

|RD2-seed2= 

|RD2-team2={{flagicon|JPN}} Misaki Doi

|RD2-score2-1=3

|RD2-score2-2=2

|RD2-score2-3=

}}

=Top half=

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Quarterfinals

| RD4=Semifinals

| RD1-seed01=1

| RD1-team01={{flagicon|TPE}} S-w Hsieh

| RD1-score01-1=6

| RD1-score01-2=3

| RD1-score01-3=6

| RD1-seed02=WC

| RD1-team02={{flagicon|JPN}} R Ozaki

| RD1-score02-1=1

| RD1-score02-2=6

| RD1-score02-3=3

| RD1-seed03=

| RD1-team03={{flagicon|POL}} K Kawa

| RD1-score03-1=0

| RD1-score03-2=6

| RD1-score03-3=4

| RD1-seed04=

| RD1-team04={{flagicon|AUS}} P Hon

| RD1-score04-1=6

| RD1-score04-2=1

| RD1-score04-3=6

| RD1-seed05=Q

| RD1-team05={{flagicon|CAN}} LA Fernandez

| RD1-score05-1=77

| RD1-score05-2=65

| RD1-score05-3=5

| RD1-seed06=

| RD1-team06={{flagicon|JPN}} N Hibino

| RD1-score06-1=62

| RD1-score06-2=77

| RD1-score06-3=7

| RD1-seed07=

| RD1-team07={{flagicon|MNE}} D Kovinić

| RD1-score07-1=2

| RD1-score07-2=2

| RD1-score07-3=

| RD1-seed08=6

| RD1-team08={{flagicon|KAZ}} Z Diyas

| RD1-score08-1=6

| RD1-score08-2=6

| RD1-score08-3=

| RD1-seed09=3

| RD1-team09={{flagicon|BEL}} A Van Uytvanck

| RD1-score09-1=6

| RD1-score09-2=6

| RD1-score09-3=

| RD1-seed10=

| RD1-team10={{flagicon|BEL}} Y Bonaventure

| RD1-score10-1=4

| RD1-score10-2=2

| RD1-score10-3=

| RD1-seed11=

| RD1-team11={{flagicon|RUS}} L Samsonova

| RD1-score11-1=62

| RD1-score11-2=4

| RD1-score11-3=

| RD1-seed12=

| RD1-team12={{flagicon|BEL}} K Flipkens

| RD1-score12-1=77

| RD1-score12-2=6

| RD1-score12-3=

| RD1-seed13=

| RD1-team13={{flagicon|ROU}} M Buzărnescu

| RD1-score13-1=6

| RD1-score13-2=6

| RD1-score13-3=

| RD1-seed14=Q

| RD1-team14={{flagicon|BUL}} V Tomova

| RD1-score14-1=1

| RD1-score14-2=4

| RD1-score14-3=

| RD1-seed15=WC

| RD1-team15={{flagicon|JPN}} K Nara

| RD1-score15-1=6

| RD1-score15-2=6

| RD1-score15-3=

| RD1-seed16=5

| RD1-team16={{flagicon|GER}} T Maria

| RD1-score16-1=4

| RD1-score16-2=4

| RD1-score16-3=

| RD2-seed01=1

| RD2-team01={{flagicon|TPE}} S-w Hsieh

| RD2-score01-1=1

| RD2-score01-2=77

| RD2-score01-3=7

| RD2-seed02=

| RD2-team02={{flagicon|AUS}} P Hon

| RD2-score02-1=6

| RD2-score02-2=62

| RD2-score02-3=5

| RD2-seed03=

| RD2-team03={{flagicon|JPN}} N Hibino

| RD2-score03-1=6

| RD2-score03-2=3

| RD2-score03-3=

| RD2-seed04=6

| RD2-team04={{flagicon|KAZ}} Z Diyas

| RD2-score04-1=1

| RD2-score04-2=2r

| RD2-score04-3=

| RD2-seed05=3

| RD2-team05={{flagicon|BEL}} A Van Uytvanck

| RD2-score05-1=6

| RD2-score05-2=3

| RD2-score05-3=6

| RD2-seed06=

| RD2-team06={{flagicon|BEL}} K Flipkens

| RD2-score06-1=2

| RD2-score06-2=6

| RD2-score06-3=3

| RD2-seed07=

| RD2-team07={{flagicon|ROU}} M Buzărnescu

| RD2-score07-1=77

| RD2-score07-2=7

| RD2-score07-3=

| RD2-seed08=WC

| RD2-team08={{flagicon|JPN}} K Nara

| RD2-score08-1=61

| RD2-score08-2=5

| RD2-score08-3=

| RD3-seed01=1

| RD3-team01={{flagicon|TPE}} S-w Hsieh

| RD3-score01-1=4

| RD3-score01-2=3

| RD3-score01-3=

| RD3-seed02=

| RD3-team02={{flagicon|JPN}} N Hibino

| RD3-score02-1=6

| RD3-score02-2=6

| RD3-score02-3=

| RD3-seed03=3

| RD3-team03={{flagicon|BEL}} A Van Uytvanck

| RD3-score03-1=4

| RD3-score03-2=5

| RD3-score03-3=

| RD3-seed04=

| RD3-team04={{flagicon|ROU}} M Buzărnescu

| RD3-score04-1=6

| RD3-score04-2=7

| RD3-score04-3=

| RD4-seed01=

| RD4-team01={{flagicon|JPN}} N Hibino

| RD4-score01-1=4

| RD4-score01-2=6

| RD4-score01-3=6

| RD4-seed02=

| RD4-team02={{flagicon|ROU}} M Buzărnescu

| RD4-score02-1=6

| RD4-score02-2=0

| RD4-score02-3=3

}}

=Bottom half=

{{16TeamBracket-Compact-Tennis3-Byes

| RD1=First round

| RD2=Second round

| RD3=Quarterfinals

| RD4=Semifinals

| RD1-seed01=7

| RD1-team01={{flagicon|ESP}} S Sorribes Tormo

| RD1-score01-1=6

| RD1-score01-2=3

| RD1-score01-3=6

| RD1-seed02=

| RD1-team02={{flagicon|ROU}} S Cîrstea

| RD1-score02-1=2

| RD1-score02-2=6

| RD1-score02-3=2

| RD1-seed03=

| RD1-team03={{flagicon|RUS}} V Flink

| RD1-score03-1=6

| RD1-score03-2=6

| RD1-score03-3=

| RD1-seed04=

| RD1-team04={{flagicon|SVK}} K Kučová

| RD1-score04-1=3

| RD1-score04-2=2

| RD1-score04-3=

| RD1-seed05=

| RD1-team05={{flagicon|JPN}} M Doi

| RD1-score05-1=4

| RD1-score05-2=7

| RD1-score05-3=6

| RD1-seed06=Q

| RD1-team06={{flagicon|JPN}} J Namigata

| RD1-score06-1=6

| RD1-score06-2=5

| RD1-score06-3=2

| RD1-seed07=Q

| RD1-team07={{flagicon|AUS}} Z Hives

| RD1-score07-1=64

| RD1-score07-2=6

| RD1-score07-3=6

| RD1-seed08=4

| RD1-team08={{flagicon|RUS}} A Potapova

| RD1-score08-1=77

| RD1-score08-2=4

| RD1-score08-3=4

| RD1-seed09=8

| RD1-team09={{flagicon|GER}} L Siegemund

| RD1-score09-1=6

| RD1-score09-2=6

| RD1-score09-3=

| RD1-seed10=Q

| RD1-team10={{flagicon|RUS}} V Savinykh

| RD1-score10-1=4

| RD1-score10-2=1

| RD1-score10-3=

| RD1-seed11=Q

| RD1-team11={{flagicon|ROU}} PM Țig

| RD1-score11-1=6

| RD1-score11-2=6

| RD1-score11-3=

| RD1-seed12=WC

| RD1-team12={{flagicon|JPN}} A Shimizu

| RD1-score12-1=4

| RD1-score12-2=2

| RD1-score12-3=

| RD1-seed13=

| RD1-team13={{flagicon|USA}} C McHale

| RD1-score13-1=6

| RD1-score13-2=6

| RD1-score13-3=

| RD1-seed14=

| RD1-team14={{flagicon|BEL}} G Minnen

| RD1-score14-1=2

| RD1-score14-2=4

| RD1-score14-3=

| RD1-seed15=

| RD1-team15={{flagicon|USA}} V Lepchenko

| RD1-score15-1=4

| RD1-score15-2=2

| RD1-score15-3=

| RD1-seed16=2

| RD1-team16={{flagicon|RUS}} V Kudermetova

| RD1-score16-1=6

| RD1-score16-2=6

| RD1-score16-3=

| RD2-seed01=7

| RD2-team01={{flagicon|ESP}} S Sorribes Tormo

| RD2-score01-1=6

| RD2-score01-2=6

| RD2-score01-3=

| RD2-seed02=

| RD2-team02={{flagicon|RUS}} V Flink

| RD2-score02-1=3

| RD2-score02-2=1

| RD2-score02-3=

| RD2-seed03=

| RD2-team03={{flagicon|JPN}} M Doi

| RD2-score03-1=6

| RD2-score03-2=1

| RD2-score03-3=6

| RD2-seed04=Q

| RD2-team04={{flagicon|AUS}} Z Hives

| RD2-score04-1=1

| RD2-score04-2=6

| RD2-score04-3=3

| RD2-seed05=8

| RD2-team05={{flagicon|GER}} L Siegemund

| RD2-score05-1=6

| RD2-score05-2=5

| RD2-score05-3=7

| RD2-seed06=Q

| RD2-team06={{flagicon|ROU}} PM Țig

| RD2-score06-1=2

| RD2-score06-2=7

| RD2-score06-3=5

| RD2-seed07=

| RD2-team07={{flagicon|USA}} C McHale

| RD2-score07-1=67

| RD2-score07-2=2

| RD2-score07-3=

| RD2-seed08=2

| RD2-team08={{flagicon|RUS}} V Kudermetova

| RD2-score08-1=79

| RD2-score08-2=6

| RD2-score08-3=

| RD3-seed01=7

| RD3-team01={{flagicon|ESP}} S Sorribes Tormo

| RD3-score01-1=5

| RD3-score01-2=1

| RD3-score01-3=

| RD3-seed02=

| RD3-team02={{flagicon|JPN}} M Doi

| RD3-score02-1=7

| RD3-score02-2=6

| RD3-score02-3=

| RD3-seed03=8

| RD3-team03={{flagicon|GER}} L Siegemund

| RD3-score03-1=3

| RD3-score03-2=6

| RD3-score03-3=2

| RD3-seed04=2

| RD3-team04={{flagicon|RUS}} V Kudermetova

| RD3-score04-1=6

| RD3-score04-2=4

| RD3-score04-3=6

| RD4-seed01=

| RD4-team01={{flagicon|JPN}} M Doi

| RD4-score01-1=6

| RD4-score01-2=6

| RD4-score01-3=

| RD4-seed02=2

| RD4-team02={{flagicon|RUS}} V Kudermetova

| RD4-score02-1=4

| RD4-score02-2=3

| RD4-score02-3=

}}

Qualifying

=Seeds=

{{columns-list|colwidth=30em|

  1. {{flagicon|ROU}} Patricia Maria Țig (qualified)
  2. {{flagicon|KOR}} Han Na-lae (qualifying competition)
  3. {{flagicon|AUS}} Zoe Hives (qualified)
  4. {{flagicon|BUL}} Viktoriya Tomova (qualified)
  5. {{flagicon|RUS}} Valeria Savinykh (qualified)
  6. {{flagicon|AUS}} Destanee Aiava (first round)
  7. {{flagicon|JPN}} Mayo Hibi (qualifying competition)
  8. {{flagicon|ESP}} Georgina García Pérez (first round)
  9. {{flagicon|CAN}} Leylah Annie Fernandez (qualified)
  10. {{flagicon|JPN}} Yuki Naito (first round)
  11. {{flagicon|KOR}} Jang Su-jeong (qualifying competition)
  12. {{flagicon|JPN}} Miharu Imanishi (qualifying competition)

}}

=Qualifiers=

{{columns-list|colwidth=30em|

  1. {{flagicon|ROU}} Patricia Maria Țig
  2. {{flagicon|CAN}} Leylah Annie Fernandez
  3. {{flagicon|AUS}} Zoe Hives
  4. {{flagicon|BUL}} Viktoriya Tomova
  5. {{flagicon|RUS}} Valeria Savinykh
  6. {{flagicon|JPN}} Junri Namigata

}}

=Draw=

==First qualifier==

{{4TeamBracket-Tennis3-v2

| RD1=First round

| RD2=Qualifying competition

|team-width=175

| RD1-seed1=1

| RD1-team1={{flagicon|ROU}} Patricia Maria Țig

| RD1-score1-1=3

| RD1-score1-2=7

| RD1-score1-3=6

| RD1-seed2=

| RD1-team2={{flagicon|JPN}} Chihiro Muramatsu

| RD1-score2-1=6

| RD1-score2-2=5

| RD1-score2-3=3

| RD1-seed3=

| RD1-team3={{flagicon|JPN}} Kyōka Okamura

| RD1-score3-1=6

| RD1-score3-2=6

| RD1-score3-3=

| RD1-seed4=10

| RD1-team4={{flagicon|JPN}} Yuki Naito

| RD1-score4-1=2

| RD1-score4-2=4

| RD1-score4-3=

| RD2-seed1=1

| RD2-team1={{flagicon|ROU}} Patricia Maria Țig

| RD2-score1-1=6

| RD2-score1-2=6

| RD2-score1-3=

| RD2-seed2= 

| RD2-team2={{flagicon|JPN}} Kyōka Okamura

| RD2-score2-1=1

| RD2-score2-2=1

| RD2-score2-3=

}}

==Second qualifier==

{{4TeamBracket-Tennis3-v2

| RD1=First round

| RD2=Qualifying competition

|team-width=175

| RD1-seed1=2

| RD1-team1={{flagicon|KOR}} Han Na-lae

| RD1-score1-1=77

| RD1-score1-2=3

| RD1-score1-3=

| RD1-seed2=WC

| RD1-team2={{flagicon|JPN}} Miyu Kato

| RD1-score2-1=61

| RD1-score2-2=2r

| RD1-score2-3=

| RD1-seed3=

| RD1-team3={{flagicon|JPN}} Erina Hayashi

| RD1-score3-1=0

| RD1-score3-2=4

| RD1-score3-3=

| RD1-seed4=9

| RD1-team4={{flagicon|CAN}} Leylah Annie Fernandez

| RD1-score4-1=6

| RD1-score4-2=6

| RD1-score4-3=

| RD2-seed1=2

| RD2-team1={{flagicon|KOR}} Han Na-lae

| RD2-score1-1=3

| RD2-score1-2=2

| RD2-score1-3=

| RD2-seed2=9

| RD2-team2={{flagicon|CAN}} Leylah Annie Fernandez

| RD2-score2-1=6

| RD2-score2-2=6

| RD2-score2-3=

}}

==Third qualifier==

{{4TeamBracket-Tennis3-v2

| RD1=First round

| RD2=Qualifying competition

|team-width=175

| RD1-seed1=3

| RD1-team1={{flagicon|AUS}} Zoe Hives

| RD1-score1-1=3

| RD1-score1-2=6

| RD1-score1-3=77

| RD1-seed2=

| RD1-team2={{flagicon|JPN}} Akiko Omae

| RD1-score2-1=6

| RD1-score2-2=2

| RD1-score2-3=65

| RD1-seed3=

| RD1-team3={{flagicon|JPN}} Mai Hontama

| RD1-score3-1=4

| RD1-score3-2=6

| RD1-score3-3=4

| RD1-seed4=12

| RD1-team4={{flagicon|JPN}} Miharu Imanishi

| RD1-score4-1=6

| RD1-score4-2=2

| RD1-score4-3=6

| RD2-seed1=3

| RD2-team1={{flagicon|AUS}} Zoe Hives

| RD2-score1-1=6

| RD2-score1-2=6

| RD2-score1-3=

| RD2-seed2=12

| RD2-team2={{flagicon|JPN}} Miharu Imanishi

| RD2-score2-1=3

| RD2-score2-2=4

| RD2-score2-3=

}}

==Fourth qualifier==

{{4TeamBracket-Tennis3-v2

| RD1=First round

| RD2=Qualifying competition

|team-width=175

| RD1-seed1=4

| RD1-team1={{flagicon|BUL}} Viktoriya Tomova

| RD1-score1-1=6

| RD1-score1-2=6

| RD1-score1-3=

| RD1-seed2=

| RD1-team2={{flagicon|JPN}} Ena Shibahara

| RD1-score2-1=4

| RD1-score2-2=1

| RD1-score2-3=

| RD1-seed3=WC

| RD1-team3={{flagicon|JPN}} Himari Sato

| RD1-score3-1=1

| RD1-score3-2=2

| RD1-score3-3=

| RD1-seed4=7

| RD1-team4={{flagicon|JPN}} Mayo Hibi

| RD1-score4-1=6

| RD1-score4-2=6

| RD1-score4-3=

| RD2-seed1=4

| RD2-team1={{flagicon|BUL}} Viktoriya Tomova

| RD2-score1-1=4

| RD2-score1-2=6

| RD2-score1-3=6

| RD2-seed2=7

| RD2-team2={{flagicon|JPN}} Mayo Hibi

| RD2-score2-1=6

| RD2-score2-2=4

| RD2-score2-3=2

}}

==Fifth qualifier==

{{4TeamBracket-Tennis3-v2

| RD1=First round

| RD2=Qualifying competition

|team-width=175

| RD1-seed1=5

| RD1-team1={{flagicon|RUS}} Valeria Savinykh

| RD1-score1-1=6

| RD1-score1-2=2

| RD1-score1-3=

| RD1-seed2=WC

| RD1-team2={{flagicon|JPN}} Ayumi Morita

| RD1-score2-1=2

| RD1-score2-2=3r

| RD1-score2-3=

| RD1-seed3=PR

| RD1-team3={{flagicon|SWE}} Susanne Celik

| RD1-score3-1=4

| RD1-score3-2=4

| RD1-score3-3=

| RD1-seed4=11

| RD1-team4={{flagicon|KOR}} Jang Su-jeong

| RD1-score4-1=6

| RD1-score4-2=6

| RD1-score4-3=

| RD2-seed1=5

| RD2-team1={{flagicon|RUS}} Valeria Savinykh

| RD2-score1-1=6

| RD2-score1-2=7

| RD2-score1-3=

| RD2-seed2=11

| RD2-team2={{flagicon|KOR}} Jang Su-jeong

| RD2-score2-1=4

| RD2-score2-2=5

| RD2-score2-3=

}}

==Sixth qualifier==

{{4TeamBracket-Tennis3-v2

| RD1=First round

| RD2=Qualifying competition

|team-width=175

| RD1-seed1=6

| RD1-team1={{flagicon|AUS}} Destanee Aiava

| RD1-score1-1=2

| RD1-score1-2=4

| RD1-score1-3=

| RD1-seed2=

| RD1-team2={{flagicon|JPN}} Junri Namigata

| RD1-score2-1=6

| RD1-score2-2=6

| RD1-score2-3=

| RD1-seed3=WC

| RD1-team3={{flagicon|JPN}} Moyuka Uchijima

| RD1-score3-1=2

| RD1-score3-2=6

| RD1-score3-3=6

| RD1-seed4=8

| RD1-team4={{flagicon|ESP}} Georgina García Pérez

| RD1-score4-1=6

| RD1-score4-2=3

| RD1-score4-3=0

| RD2-seed1= 

| RD2-team1={{flagicon|JPN}} Junri Namigata

| RD2-score1-1=6

| RD2-score1-2=2

| RD2-score1-3=6

| RD2-seed2=WC

| RD2-team2={{flagicon|JPN}} Moyuka Uchijima

| RD2-score2-1=2

| RD2-score2-2=6

| RD2-score2-3=4

}}

References

{{Reflist}}