Nombre: Ayumi Koshiishi
País: Japan
Fecha de nacimiento: 28.07.00, 25 años
WTA ranking: 638
TOP posición de la clasificación: 367 (21.07.25, 16500 puntos)
Puntos: 71
Dinero del premio: 94314 $
Partidos totales: 476
ganar: 296
%: 62.18 %
País: Japan
Fecha de nacimiento: 28.07.00, 25 años
WTA ranking: 638
TOP posición de la clasificación: 367 (21.07.25, 16500 puntos)
Puntos: 71
Dinero del premio: 94314 $
Partidos totales: 476
ganar: 296
%: 62.18 %
| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2025 | 33/30 | 30/26 | 0/0 | 3/4 | 0/0 | 0/0 | 0/0 |
| 2024 | 45/31 | 34/23 | 1/1 | 9/5 | 1/2 | 0/0 | 0/0 |
| 2023 | 50/20 | 49/17 | 0/0 | 0/2 | 1/1 | 0/0 | 0/0 |
| 2022 | 20/12 | 16/8 | 0/0 | 3/3 | 1/1 | 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 | 296/180 | 223/127 | 26/15 | 24/20 | 23/18 | 0/0 | 0/0 |
| porc. % | 62.18 % | 63.71 % | 63.41 % | 54.55 % | 56.1 % | 0 % | 0 % |
Ayumi Koshiishi / programado / pasado
| No se encontraron partidos |
Ayumi Koshiishi form / superficie: Arcilla
Ayumi Koshiishi / superficie: Arcilla
| 07.03.24 | 2da ronda | Dayeon Back | Ayumi Koshiishi | 6-0, 6-1 |  | match details |  W35 Nagpur | Arcilla |
| 06.03.24 | 1er ronda | Ayumi Koshiishi | Diana Marcinkevica | 6-4, 7-66 |  | match details | ||
| 16.02.21 | calif. | Ane Mintegi Del Olmo | Ayumi Koshiishi | 6-4, 7-5 | | match details |  W15 Antalya | Arcilla |
| 15.02.21 | c 2 | Ayumi Koshiishi | Ilay Yoruk | 6-4, 6-1 | | match details | ||
| 14.02.21 | c 1 | Ayumi Koshiishi | Nana Kawagishi | 7-63, 7-65 | | match details | ||
| 07.02.21 | c 1 | Arianna Zucchini | Ayumi Koshiishi | 6-74, 6-4, 10-6 | | match details | W15 Antalya | Arcilla |
| 03.02.21 | 1er ronda | Vlada Koval | Ayumi Koshiishi | 6-3, 6-2 | | match details | W15 Antalya | Arcilla |
| 03.02.21 | calif. | Vicky Van De Peer | Ayumi Koshiishi | 6-4, 6-4 | | match details | ||
| 02.02.21 | c 2 | Ayumi Koshiishi | Julia Kimmelmann | 4-6, 6-3, 10-7 | | match details | ||
| 01.02.21 | c 1 | Ayumi Koshiishi | Beatris Spasova | 6-1, 6-2 | | match details | ||
| 28.11.20 | 1/2 | Andreea Rosca | Ayumi Koshiishi | 6-1, 4-6, 6-3 | | match details |  W15 Heraklion | Arcilla |
| 27.11.20 | 1/4 | Ayumi Koshiishi | Sapfo Sakellaridi | 6-4, 6-3 | | match details | ||
| 26.11.20 | 2da ronda | Ayumi Koshiishi | Magdalini Adaloglou | 6-1, 6-1 | | match details | ||
| 25.11.20 | 1er ronda | Ayumi Koshiishi | Martina Spigarelli | 6-4, 6-3 | | match details | ||
| 24.11.20 | calif. | Ayumi Koshiishi | Sylvie Zund | 6-3, 6-3 | | match details | ||
| 23.11.20 | c 2 | Ayumi Koshiishi | Lia Karatancheva | 6-1, 6-4 | | match details | ||
| 19.11.20 | 2da ronda | Ioana Loredana Rosca | Ayumi Koshiishi | 6-4, 6-2 | | match details | W15 Heraklion | Arcilla |
| 18.11.20 | 1er ronda | Ayumi Koshiishi | Martha Matoula | 6-3, 6-2 | | match details | ||
| 17.11.20 | calif. | Ayumi Koshiishi | Adela Moravcova | 6-2, 6-2 | | match details | ||
| 16.11.20 | c 2 | Ayumi Koshiishi | Stefana Lazar | 6-0, 6-0 | | match details | ||
| 15.11.20 | c 1 | Ayumi Koshiishi | Beatris Spasova | 6-0, 6-1 | | match details | ||
| 09.11.20 | c 2 | Linda Sevcikova | Ayumi Koshiishi | 4-6, 6-3, 10-8 | | match details | W15 Heraklion | Arcilla |
| 08.11.20 | c 1 | Ayumi Koshiishi | Anita Bertoloni | 6-3, 6-2 | | match details | ||
| 04.11.20 | 1er ronda | Andreea Rosca | Ayumi Koshiishi | 6-4, 7-65 | | match details | W15 Heraklion | Arcilla |
| 03.11.20 | calif. | Ayumi Koshiishi | Stefana Lazar | 6-2, 6-2 | | match details | ||
| 02.11.20 | c 2 | Ayumi Koshiishi | Antonia Schmidt | 6-4, 6-1 | | match details | ||
| 01.11.20 | c 1 | Ayumi Koshiishi | Maria Sara Popa | 6-0, 6-1 | | match details | ||
| 30.10.20 | 2da ronda | Laura Schaeder | Ayumi Koshiishi | 2-6, 6-2, 6-2 | | match details | W15 Heraklion | Arcilla |
| 29.10.20 | 1er ronda | Ayumi Koshiishi | Ioana Gaspar | 3-6, 7-5, 6-0 | | match details | ||
| 27.10.20 | calif. | Ayumi Koshiishi | Zoe Howard | 6-3, 6-0 | | match details | ||
| 26.10.20 | c 2 | Ayumi Koshiishi | Vicky Van De Peer | 6-1, 6-4 | | match details | ||
| 03.04.19 | 1er ronda | Ann Li | Ayumi Koshiishi | 6-1, 6-2 | | match details |  W25 Jackson | Arcilla |
| 02.04.19 | calif. | Ayumi Koshiishi | Alesya Yakubovich | 6-3, 6-2 | | match details | ||
| 24.03.19 | c 1 | Yuuki Tanaka | Ayumi Koshiishi | 6-3, 6-1 | | match details |  W25 Canberra | Arcilla |
| 07.02.19 | 2da ronda | Daniella Medvedeva | Ayumi Koshiishi | 6-3, 6-1 | | match details |  W15 Palmanova | Arcilla |
| 05.02.19 | 1er ronda | Ayumi Koshiishi | Isabel Adrover Gallego | 6-1, 6-2 | | match details | ||
| 31.01.19 | 2da ronda | Claudia Hoste Ferrer | Ayumi Koshiishi | 6-0, 6-2 | | match details | W15 Manacor | Arcilla |
| 29.01.19 | 1er ronda | Ayumi Koshiishi | Jazmin Ortenzi | 7-5, 4-6, 6-2 | | match details | ||
| 25.01.19 | 1/4 | Julia Payola | Ayumi Koshiishi | 6-2, 6-2 | | match details | W15 Manacor | Arcilla |
| 25.01.19 | 2da ronda | Ayumi Koshiishi | Jazmin Ortenzi | 6-2, 1-6, 6-2 | | match details | ||
| 22.01.19 | 1er ronda | Ayumi Koshiishi | Laura Svatikova | 3-6, 7-68, 6-3 | | match details |