| Singles | |
|---|---|
| 2024 Japan Women's Open | |
| 2023 Champion |  Ashlyn Krueger |
Ashlyn Krueger was the defending champion, but lost in the first round to Elina Avanesyan. [1]
| Singles | |
|---|---|
| 2024 Japan Women's Open | |
| 2023 Champion | Ashlyn Krueger |
Ashlyn Krueger was the defending champion, but lost in the first round to Elina Avanesyan. [1]
Magdalena Fręch (withdrew)
Leylah Fernandez (withdrew)
Elise Mertens (second round, retired)
Marie Bouzková (second round)
Elina Avanesyan (second round)
Viktoriya Tomova (first round)
Diane Parry 
Elisabetta Cocciaretto (second round)| Semifinals | Final | ||||||||||||
| Q |  Aoi Ito | ||||||||||||
| Q |  Kimberly Birrell | ||||||||||||
| Q |  | ||||||||||||
| |||||||||||||
| Q |  Suzan Lamens | ||||||||||||
| 7 | Diane Parry | ||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| LL |  E Lys | 6 | 6 | ||||||||||||||||||||||||
 C Osorio | 2 | 3 | LL | E Lys | 79 | 3 | 7 | ||||||||||||||||||||
| M Kessler | 6 | 6 | M Kessler | 67 | 6 | 5 | |||||||||||||||||||||
| Q | E Shibahara | 4 | 1 | LL | E Lys | 710 | 2 | 3 | |||||||||||||||||||
| WC | S Kenin | 2 | 6 | 5 | Q | A Ito | 68 | 6 | 6 | ||||||||||||||||||
| Q | A Ito | 6 | 3 | 7 | Q | A Ito | 6 | 6 | |||||||||||||||||||
| LL | J Ponchet | 4 | 7 | 63 | 8 | E Cocciaretto | 4 | 3 | |||||||||||||||||||
| 8 | E Cocciaretto | 6 | 5 | 77 | Q | A Ito | |||||||||||||||||||||
| 3 | E Mertens | 6 | 6 | Q | K Birrell | ||||||||||||||||||||||
| WC | M Hontama | 1 | 1 | 3 | E Mertens | 6 | 5 | 1r | |||||||||||||||||||
| Q | K Birrell | 6 | 6 | Q | K Birrell | 3 | 7 | 4 | |||||||||||||||||||
| PR |  S Zheng | 2 | 3 | Q | K Birrell | 7 | 6 | ||||||||||||||||||||
 J Bouzas Maneiro | 3 | 2 | WC | S Saito | 5 | 4 | |||||||||||||||||||||
| WC | S Saito | 6 | 6 | WC | S Saito | 77 | 6 | ||||||||||||||||||||
| A Krueger | 61 | 3 | 5 | E Avanesyan | 62 | 4 | |||||||||||||||||||||
| 5 | E Avanesyan | 77 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | V Tomova | 1 | 2 | ||||||||||||||||||||||||
| Q | S Lamens | 6 | 6 | Q | S Lamens | 6 | 6 | ||||||||||||||||||||
| L Bronzetti | 6 | 6 | L Bronzetti | 3 | 4 | ||||||||||||||||||||||
| C Bucșa | 3 | 4 | Q | S Lamens | 4 | 6 | 6 | ||||||||||||||||||||
| Q |  A Bogdan | 6 | 6 | Q | A Bogdan | 6 | 3 | 3 | |||||||||||||||||||
| V Kudermetova | 2 | 2 | Q | A Bogdan | 6 | 77 | |||||||||||||||||||||
| M Uchijima | 66 | 6 | 3 | 4 | M Bouzková | 0 | 65 | ||||||||||||||||||||
| 4 | M Bouzková | 78 | 2 | 6 | Q | S Lamens | |||||||||||||||||||||
| 7 | D Parry | 4 | 77 | 6 | 7 | D Parry | |||||||||||||||||||||
| E Andreeva | 6 | 64 | 1 | 7 | D Parry | 6 | 6 | ||||||||||||||||||||
| WC | B Andreescu | 3 | 0 | G Minnen | 4 | 2 | |||||||||||||||||||||
| G Minnen | 6 | 6 | 7 | D Parry | 6 | 1 | 6 | ||||||||||||||||||||
| Q | L Siegemund | 6 | 5 | 5 |  C Tauson | 3 | 6 | 3 | |||||||||||||||||||
 H Dart | 3 | 7 | 7 | H Dart | 3 | 2 | |||||||||||||||||||||
| C Tauson | 6 | 6 | C Tauson | 6 | 6 | ||||||||||||||||||||||
| K Volynets | 1 | 4 | |||||||||||||||||||||||||
Laura Siegemund (qualified) Eva Lys (qualifying competition, lucky loser) Jessika Ponchet (qualifying competition,lucky loser) Emina Bektas (first round)
Jana Fett (first round) Ana Bogdan (qualified) Alycia Parks (first round) Suzan Lamens (qualified) Kimberly Birrell (qualified) Nao Hibino (qualifying competition) Ena Shibahara (qualified) Arianne Hartono (qualifying competition)| First round | Qualifying competition | ||||||||||||
| 1 | Laura Siegemund | 7 | 6 | ||||||||||
| WC | Rina Saigo | 5 | 2 | ||||||||||
| 1 | Laura Siegemund | 6 | 6 | ||||||||||
| 10 | Nao Hibino | 1 | 4 | ||||||||||
 Mananchaya Sawangkaew | 6 | 5 | 3 | ||||||||||
| 10 | Nao Hibino | 3 | 7 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Eva Lys | 6 | 6 | ||||||||||
| WC | Himeno Sakatsume | 2 | 2 | ||||||||||
| 2 | Eva Lys | 5 | 3 | ||||||||||
| 8 | Suzan Lamens | 7 | 6 | ||||||||||
| WC | Ena Koike | 66 | 1 | ||||||||||
| 8 | Suzan Lamens | 78 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 3 | Jessika Ponchet | 6 | 6 | ||||||||||
| PR | Wang Qiang | 3 | 3 | ||||||||||
| 3 | Jessika Ponchet | 5 | 6 | 2 | |||||||||
| 9 | Kimberly Birrell | 7 | 3 | 6 | |||||||||
| Sayaka Ishii | 2 | 6 | 3 | ||||||||||
| 9 | Kimberly Birrell | 6 | 3 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 4 | Emina Bektas | 3 | 4 | ||||||||||
| Aoi Ito | 6 | 6 | |||||||||||
| Aoi Ito | 3 | 6 | 6 | ||||||||||
| 12 | Arianne Hartono | 6 | 3 | 4 | |||||||||
 Zeynep Sönmez | 63 | 6 | 4 | ||||||||||
| 12 | Arianne Hartono | 77 | 1 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 5 | Jana Fett | 63 | 2 | ||||||||||
| Marina Stakusic | 77 | 6 | |||||||||||
| Marina Stakusic | 6 | 62 | 67 | ||||||||||
| 11 | Ena Shibahara | 2 | 77 | 79 | |||||||||
| Linda Fruhvirtová | 6 | 64 | 5 | ||||||||||
| 11 | Ena Shibahara | 3 | 77 | 7 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 6 | Ana Bogdan | 6 | 6 | ||||||||||
| Alt |  Aleksandra Krunić | 1 | 2 | ||||||||||
| 6 | Ana Bogdan | 6 | 6 | ||||||||||
| WC | Naho Sato | 3 | 3 | ||||||||||
| WC | Naho Sato | 4 | 6 | 6 | |||||||||
| 7 | Alycia Parks | 6 | 4 | 2 | |||||||||
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