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Ayumi Koshiishi

Japan

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All W75 Nonthaburi 2 ITF Women Singles W35 Timaru ITF Women Singles W35 Burnie ITF Women Singles W35 Launceston ITF Women Singles W50 Kyoto ITF Women Singles W50 Kofu ITF Women Singles W35 Osaka ITF Women Singles W100 Tokyo ITF Women Singles W35 Goyang ITF Women Singles W35 Goyang 2 ITF Women Singles W35 Changwon ITF Women Singles W35 Andong ITF Women Singles W35 Luzhou ITF Women Singles W50 Taizhou ITF Women Singles W50 Nottingham ITF Women Singles W35 Monastir 3 ITF Women Singles W35 Roehampton ITF Women Singles W50 Ourense ITF Women Singles W35 Nakhon Pathom 2 ITF Women Singles W35 Nakhon Pathom 3 ITF Women Singles W50 Guiyang ITF Women Singles W35 Shenyang ITF Women Singles W100 Incheon ITF Women Singles Jinan Challenger Women Singles W75 Saguenay ITF Women Singles W75 Toronto ITF Women Singles W50 Brisbane ITF Women Singles

January 2025

Wed 8 Finished A. Koshiishi 2:1 6-2 4-6 6-4 E. Chong E. Chong
  1. Win
Thu 9 Finished X. Yao Xinxin Yao 2:0 6-0 6-1 A. Koshiishi
  1. Loss

February 2025

Wed 12 Finished M. Barry Monique Barry 0:2 2-6 2-6 A. Koshiishi
  1. Win
Thu 13 Finished A. Koshiishi 0:2 5-7 3-6 Miho Kuramochi M. Kuramochi
  1. Loss
Mon 17 Finished A. Koshiishi 2:1 5-7 6-3 6-1 Elena Micic E. Micic
  1. Win
Thu 20 Finished A. Dale 0:2 5-7 4-6 A. Koshiishi
  1. Win
Fri 21 Finished A. Koshiishi 0:2 4-6 1-6 Jaimee Fourlis J. Fourlis
  1. Loss
Mon 24 Finished A. Koshiishi 2:0 7-5 6-2 Alana Parnaby A. Parnaby
  1. Win
Thu 27 Finished M. Kuramochi Miho Kuramochi 1:2 2-6 6-1 6-7 A. Koshiishi
  1. Win
Fri 28 Finished A. Koshiishi 0:2 6-7 3-6 Sakura Hosogi S. Hosogi
  1. Loss

March 2025

Wed 12 Finished A. Omae Akiko Omae 2:1 6-2 6-7 6-1 A. Koshiishi
  1. Loss
Tue 18 Finished K. Okamura Kyoka Okamura 2:0 6-3 6-3 A. Koshiishi
  1. Loss

April 2025

Wed 9 Finished A. Koshiishi 1:2 6-3 4-6 1-6 Yexin Ma Y. Ma
  1. Loss
Wed 23 Finished A. Koshiishi 0:2 4-6 1-6 W. Sonobe
  1. Loss
Wed 30 Finished E. Lee Eunhye Lee 0:2 2-6 2-6 A. Koshiishi
  1. Win

May 2025

Fri 2 Finished A. Koshiishi 2:1 6-7 6-4 6-3 Anastasia Zolotareva A. Zolotareva
  1. Win
Fri 2 Finished A. Koshiishi 0:2 4-6 1-6 Rina Saigo R. Saigo
  1. Loss
Wed 7 Finished A. Koshiishi 2:1 4-6 7-5 6-1 Y. Hong
  1. Win
Thu 8 Finished Z. Li Zongyu Li 2:0 6-4 6-2 A. Koshiishi
  1. Loss
Wed 14 Finished A. Koshiishi 2:0 6-2 6-2 Hikaru Sato H. Sato
  1. Win
Fri 16 Finished E. Koike Ena Koike 0:2 3-6 3-6 A. Koshiishi
  1. Win
Fri 16 Finished W. Zheng Wushuang Zheng 2:0 6-4 6-3 A. Koshiishi
  1. Loss
Wed 21 Finished A. Koshiishi 2:0 6-3 6-1 Eunhye Lee E. Lee
  1. Win
Thu 22 Finished D. Back Dayeon Back 2:0 6-0 6-3 A. Koshiishi
  1. Loss

June 2025

Wed 11 Finished V. Morvayova Viktoria Morvayova 1:2 6-4 2-6 2-6 A. Koshiishi
  1. Win
Thu 12 Finished A. Zhu 0:2 3-6 2-6 A. Koshiishi
  1. Win
Fri 13 Finished M. Wang 2:0 6-3 6-0 A. Koshiishi
  1. Loss
Wed 18 Cancelled A. Koshiishi Momoko Kobori M. Kobori

July 2025

Wed 16 Finished M. Wainwright 0:2 2-6 3-6 A. Koshiishi
  1. Win
Thu 17 Finished K. Veldman Klara Veldman 0:2 4-6 2-6 A. Koshiishi
  1. Win
Thu 17 Finished V. Valdmannova 2:0 6-0 6-1 A. Koshiishi
  1. Loss
Tue 22 Finished M. Matsuda 2:0 6-3 6-1 A. Koshiishi
  1. Loss
Tue 29 Finished N. Nishino 2:0 6-4 6-4 A. Koshiishi
  1. Loss

August 2025

Tue 5 Finished E. Guerrero Alvarez 2:0 6-3 6-4 A. Koshiishi
  1. Loss
Tue 26 Finished A. Koshiishi 0:2 6-7 3-6 Eunhye Lee E. Lee
  1. Loss

September 2025

Wed 3 Finished H. Sato Hikaru Sato 0:2 4-6 2-6 A. Koshiishi
  1. Win
Thu 4 Finished Y. Ku Yeonwoo Ku 2:0 6-0 6-2 A. Koshiishi
  1. Loss
Tue 9 Finished K. Liu Kallista Liu 0:2 6-7 2-6 A. Koshiishi
  1. Win
Thu 11 Finished Y. Ren Yufei Ren 2:1 2-6 6-4 6-3 A. Koshiishi
  1. Loss
Tue 16 Finished Y. Yang Yidi Yang 0:2 1-6 3-6 A. Koshiishi
  1. Win
Thu 18 Finished A. Falei Aliona Falei 2:0 6-1 6-1 A. Koshiishi
  1. Loss
Tue 23 Finished A. Koshiishi 1:2 4-6 6-4 2-6 M. Matsuda
  1. Loss

October 2025

November 2025