Japan Women's Tennis Open Results for 13th September 2019
Women's Singles
| Won | Score | Lost |
| Nao Hibino | 6-4,6-3 | Su-Wei Hsieh |
| Misaki Doi | 7-5,6-1 | Sara Sorribes Tormo |
| Veronika Kudermetova | 6-3, 4-6, 6-2 | Laura Siegmund |
| Mihaela Buzarnescu | 6-4, 7-5 | Alison Van Uytvanck |
Women's Doubles
| Won | Score | Lost |
| Christina Mchale /Valeria Savinykh | 6-4,6-1 | Haruka Kaji /Junri Namigata |
| Misaki Doi/ Nao Hibino | 6-3, 6-4 | Miyu Kato/Storm Sanders |
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Japan Women's Tennis Open Results for 12th September 2019
Women's Singles
| Won | Score | Lost |
| Mihaela Buzarnescu | 7-6(1) 7-5 | Kurumi Nara |
| Alison Van Uytvanck | 6-2 3-6 6-3 | Kirsten Flipkens |
| Misaki Doi | 6-1 1-6 6-3 | Zoe Hives |
| Sara Sorribes Tormo | 6-3 6-1 | Varvara Flink |
Women's Doubles
| Won | Score | Lost |
| Haruka Kaji/ Junri Namigata | 7-5 6-2 | Anastasia Potapova/ Yana Sizikova |
| Miyu Kato/ Storm Sanders | 6-3 6-2 | Hayley Carter/ Ena Shibhara |
| Christina Mchale / Valeria Savinykh | 7-5 6-4 | Eri Hozumi/ Makoto Ninomiya |
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Japan Women's Tennis Open Results for 11th September 2019
Women's Singles
| Won | Score | Lost |
| Nao Hibino | 6-1 3-2 RET | Zarina Diyas |
| Su-Wei Hsieh | 1-6 7-6(2) 7-5 | Priscilla Hon |
| Veronika Kudermetova | 7-6(7) 6-2 | Christina Mchale |
| Laura Siegemund | 6-2 5-7 7-5 | Patricia Maria Tig |
Women's Doubles
| Won | Score | Lost |
| Eri Hozumi/Makoto Ninomiya | 6-3 6-4 | Oksana Kalashnikova/Danka Kovinic |
| Miyu Kato/Storm Sanders | 6-4 6-3 | Mihaela Buzarnescu/Katarina Srebotnik |
| Misaki Doi/Nao Hibino | 3-6 6-4 1-0(7) | Kirsten Flipkens/Alison Van Uytvanck |
| Haruka Kaji/Junri Namigat | 7-5 6-2 | Priscilla Hon/Tatjana Maria |
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Japan Women's Tennis Open Results for 10th September 2019
Women's Singles
| Won | Scores | Lost |
| Nao Hibino | 6-7(2) 7-6(5) 7-5 | Leylah Fernandez |
| Su-Wei Hsieh | 6-1 3-6 6-3 | Risa Ozaki |
| Misaki Doi | 4-6 7-5 6-2 | Junri Namigata |
| Kurumi Nara | 6-4 6-4 | Tatjana Maria |
| Mihaela Buzarnescu | 6-1 6-4 | Viktoriya Tomova |
| Patricia Maria Tig | 6-4 6-2 | Ayano Shimizu |
| Sara Sorribes Tormo | 6-2 3-6 6-2 | Sorana Cirstea |
| Christina Mchale | 6-2 6-4 | Greet Minnen |
| Zoe Hives | 6-7(4) 6-4 6-4 | Anastasia Potapova |
| Varvara Flink | 6-3 6-2 | Kristina Kucova |
| Laura Siegemund | 6-4 6-1 | Valeria Savinykh |
Women's Doubles
| Won | Scores | Lost |
| Ysaline Bonaventure/Greet Minnen | 7-6(5) 6-7(10) 1-0(7) | Erina Hayashi/Moyuka Uchijima |
| Hayley Carter/Ena Shibahara | 6-4 6-2 | Ji-Hee Choi/Na-Lae Han |
