Name: Ayumi Koshiishi
Country: Japan
Birthdate: 28.07.00, 21 years
WTA ranking: 535
TOP ranking's position: 532 (23.05.22, 8200 points)
Points: 80
Prize money: 31857 $
Matches total: 263
Win: 166
%: 63.12 %
Country: Japan
Birthdate: 28.07.00, 21 years
WTA ranking: 535
TOP ranking's position: 532 (23.05.22, 8200 points)
Points: 80
Prize money: 31857 $
Matches total: 263
Win: 166
%: 63.12 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2022 | 18/10 | 16/8 | 0/0 | 2/2 | 0/0 | 0/0 | 0/0 |
| 2021 | 48/15 | 41/10 | 4/4 | 3/1 | 0/0 | 0/0 | 0/0 |
| 2020 | 25/9 | 9/4 | 16/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 22/23 | 13/13 | 5/5 | 4/3 | 0/2 | 0/0 | 0/0 |
| 2018 | 30/21 | 23/18 | 0/0 | 0/0 | 7/3 | 0/0 | 0/0 |
| 2017 | 13/12 | 7/5 | 0/0 | 0/1 | 6/6 | 0/0 | 0/0 |
| 2016 | 10/7 | 1/3 | 0/0 | 2/1 | 7/3 | 0/0 | 0/0 |
| TOTAL | 166/97 | 110/61 | 25/14 | 11/8 | 20/14 | 0/0 | 0/0 |
| perc. % | 63.12 % | 64.33 % | 64.1 % | 57.89 % | 58.82 % | 0 % | 0 % |
Ayumi Koshiishi / scheduled / last
| no matches found |
Ayumi Koshiishi form
Ayumi Koshiishi / last 50 matches
| 21.05.22 | 1/2 | Ayumi Morita | Ayumi Koshiishi | 6-3, 6-3 |  | match details |  W15 Monastir | Hard |
| 20.05.22 | 1/4 | Ayumi Koshiishi | Anja Wildgruber | 6-3, 6-2 |  | match details | ||
| 19.05.22 | 2nd round | Ayumi Koshiishi | Sijia Wei | 6-4, 6-1 | | match details | ||
| 18.05.22 | 1st round | Ayumi Koshiishi | Yu Shan | 6-2, 6-4 | | match details | ||
| 15.05.22 | fin | Fangzhou Liu | Ayumi Koshiishi | 6-4, 7-5 | | match details | W15 Monastir | Hard |
| 14.05.22 | 1/2 | Ayumi Koshiishi | Aleksandra Pospelova | 6-1, 6-4 | | match details | ||
| 12.05.22 | 2nd round | Ayumi Koshiishi | Milana Zhabrailova | 6-2, 3-6, 6-1 | | match details | ||
| 12.05.22 | 1/4 | Ayumi Koshiishi | Chiraz Bechri | Chiraz Bechri - walk over | | match details | ||
| 11.05.22 | 1st round | Ayumi Koshiishi | Niditra Rajmohan | 2-0, Niditra Rajmohan - retired | | match details | ||
| 06.05.22 | 1/4 | Adithya Karunaratne | Ayumi Koshiishi | 2-6, 6-0, 6-1 | | match details | W25 Monastir | Hard |
| 05.05.22 | 2nd round | Ayumi Koshiishi | Jia-Jing Lu | 7-64, 3-6, 6-3 | | match details | ||
| 04.05.22 | 1st round | Ayumi Koshiishi | Emilie Lindh Gallagher | 5-7, 6-3, 6-1 | | match details | ||
| 27.04.22 | 1st round | Meiling Wang | Ayumi Koshiishi | 7-65, 6-0 | | match details | W25 Monastir | Hard |
| 26.04.22 | qual. | Ayumi Koshiishi | Yasmine Mansouri | 6-2, 6-3 | | match details | ||
| 25.04.22 | q 2 | Ayumi Koshiishi | Sahaja Yamalapalli | 6-4, 6-1 | | match details | ||
| 20.04.22 | 1st round | Vitalia Diatchenko | Ayumi Koshiishi | 6-75, 6-3, 6-2 | | match details | W25 Monastir | Hard |
| 19.04.22 | qual. | Ayumi Koshiishi | Xinxin Yao | 6-4, 6-2 | | match details | ||
| 18.04.22 | q 2 | Ayumi Koshiishi | Maria Navarro Oliva | 7-63, 7-62 | | match details | ||
| 17.04.22 | q 1 | Ayumi Koshiishi | Ashmitha Easwaramurthi | 6-1, 6-2 | | match details | ||
| 23.02.22 | 1st round | Mirra Andreeva | Ayumi Koshiishi | 7-60, 3-6, 7-62 | | match details |  W15 Sharm | Hard |
| 13.02.22 | q 1 | Isabelle Lacy | Ayumi Koshiishi | 6-1, 7-63 | | match details |  W25 Glasgow | I. hard |
| 08.02.22 | 1st round | Nastasja Mariana Schunk | Ayumi Koshiishi | 6-2, 6-2 | | match details | W25 Birmingham | I. hard |
| 07.02.22 | qual. | Ayumi Koshiishi | Sofia Milatova | 6-2, 6-1 | | match details | ||
| 06.02.22 | q 1 | Ayumi Koshiishi | Lauren Bishop | 6-3, 6-0 | | match details | ||
| 24.01.22 | q 2 | Anna Turati | Ayumi Koshiishi | 7-64, 6-4 | | match details |  W25 Manacor | Hard |
| 23.01.22 | q 1 | Ayumi Koshiishi | Cristina Diaz Adrover | 6-1, 6-1 | | match details | ||
| 17.01.22 | q 2 | Ashley Lahey | Ayumi Koshiishi | 6-3, 3-6, 10-7 | | match details | W25 Manacor | Hard |
| 16.01.22 | q 1 | Ayumi Koshiishi | Milan Krish | 6-1, 6-0 | | match details | ||
| 27.11.21 | 1/2 | Ziva Falkner | Ayumi Koshiishi | 6-4, 4-6, 6-4 | | match details |  W15 Lousada | I. hard |
| 26.11.21 | 1/4 | Ayumi Koshiishi | Amandine Monnot | 6-4, 6-4 | | match details | ||
| 25.11.21 | 2nd round | Ayumi Koshiishi | Kseniya Yersh | 6-2, 6-3 | | match details | ||
| 24.11.21 | 1st round | Ayumi Koshiishi | Ines Murta | 6-3, 6-3 | | match details | ||
| 17.11.21 | 1st round | Kristina Kucova | Ayumi Koshiishi | 6-1, 6-2 | | match details | W25 Funchal | Hard |
| 15.11.21 | qual. | Ayumi Koshiishi | Yu-Chieh Hsieh | 6-3, 6-3 | | match details | ||
| 22.08.21 | fin | Ayumi Koshiishi | Ekaterina Reyngold | 6-73, 7-62, 6-1 | | match details | W15 Monastir | Hard |
| 21.08.21 | 1/2 | Ayumi Koshiishi | Himeno Sakatsume | 6-1, 6-1 | | match details | ||
| 20.08.21 | 1/4 | Ayumi Koshiishi | Aglaya Fedorova | 6-2, 6-1 | | match details | ||
| 19.08.21 | 2nd round | Ayumi Koshiishi | Yuka Hosoki | 6-3, 6-1 | | match details | ||
| 18.08.21 | 1st round | Ayumi Koshiishi | Hina Inoue | 6-0, 6-1 | | match details | ||
| 15.08.21 | fin | Ayumi Koshiishi | Himeno Sakatsume | 6-3, 7-63 | | match details | W15 Monastir | Hard |
| 14.08.21 | 1/2 | Ayumi Koshiishi | Lauren Proctor | 6-2, 7-67 | | match details | ||
| 13.08.21 | 1/4 | Ayumi Koshiishi | Raveena Kingsley | 6-1, 6-4 | | match details | ||
| 12.08.21 | 2nd round | Ayumi Koshiishi | Ramu Ueda | 6-4, 6-1 | | match details | ||
| 11.08.21 | 1st round | Ayumi Koshiishi | Beatrice Laura Pirtac | 6-0, 6-0 | | match details | ||
| 07.08.21 | 1/2 | Akvile Parazinskaite | Ayumi Koshiishi | 6-2, 6-2 | | match details | W15 Monastir | Hard |
| 06.08.21 | 1/4 | Ayumi Koshiishi | Raveena Kingsley | 6-3, 6-3 | | match details | ||
| 05.08.21 | 2nd round | Ayumi Koshiishi | Dasha Ivanova | 6-1, 6-2 | | match details | ||
| 04.08.21 | 1st round | Ayumi Koshiishi | Chiraz Bechri | 6-3, 6-1 | | match details | ||
| 01.08.21 | fin | Ayumi Koshiishi | Eliessa Vanlangendonck | 6-1, 6-0 | | match details | W15 Monastir | Hard |
| 31.07.21 | 1/2 | Ayumi Koshiishi | Jessica Failla | 6-2, 6-3 | | match details |