Dayeon Back vs Ayumi Koshiishi – Schedule & Where to Watch on TV

Tennis ITF W35 Andong Women Dayeon Back - Ayumi Koshiishi
Result
2:0
22/05/2025 at 00:35 (Time Zone – GMT-4 (America/New_York))
  • ITF WOMEN - SINGLES: W35 Andong, hard - 1/8-finals

Match Stats

Last 10 Balls
91

Chances of winning


Dayeon Back
62.9%
Ayumi Koshiishi
37.1%

Initial Probability

(when we started the analysis)
62.3% 37.7%

Our Initial ML Estimation

62.6% 37.4%


Analysis of Changes in Winning Probabilities:

  • Dayeon Back has improved its chances compared to the initial analysis. (+0.6%)
  • Ayumi Koshiishi has seen a decrease in its chances compared to the initial analysis. (-0.6%)
  • ML Model estimates a lower probability for Dayeon Back than the current prediction. (-0.3%)
  • ML Model estimates a higher probability for Ayumi Koshiishi than the current prediction. (+0.3%)
  • Dayeon Back - Ayumi Koshiishi Odds

    1 X 2 Marga
    Avarage Now
    (Initially)
    1.48
    (1.51)

    2.5
    (2.5)
    7.7%
    (6.2%)
    Preview Facts
    • Back is ranked WTA: 314. Koshiishi is ranked WTA: 395.
    • Back has had mixed results lately (last 5 games: 3 wins).
    • Koshiishi is in very good shape now (in the last 5 games, wins – 4).
    • Koshiishi may have a physical advantage due to more rest days in recent times.
    • Back might have a minor edge in this game.
    • In the last 1 head-to-head match, Back won 1 match, drew 0 matches, lost 0 matches, and goals 2:0.
    What were the results of their latest head-to-head matches?
    The latest head-to-head matches between Dayeon Back - Ayumi Koshiishi were as follows:
    07.03.2024 Dayeon Back - Ayumi Koshiishi 2:0
    Latest results of Dayeon Back
    Latest results of Ayumi Koshiishi
    Draw
    2025

    1/16-finals
    1Zheng W. (1)Ku Y. (Q)0 : 2
    2Lee Y.-H.Wong Hong Yi C.2 : 0
    3Yamazaki I.Jang G.2 : 0
    4Matsuda M. (Q)Sato H. (8)2 : 0
    5Shimizu A. (4)Tjen J.0 : 2
    6Abe H.Chaudhari V.1 : 2
    7Kuramochi M. (RET.)Saigo R. (Q)0 : 1
    8Chong E.Park S. (5)0 : 2
    9Back D. (6)Jeong S. (Q)2 : 0
    10Koshiishi A. (Q)Lee E.2 : 0
    11Zolotareva A. (Q)Jeong B.1 : 2
    12You X.Lu J. (3)2 : 0
    13Li Z. (RET.) (7)Kim Y.0 : 0
    14Varaksina A. (Q)Shimizu E.0 : 2
    15Lee G. S. (Q)Hyeongju Han2 : 0
    16Yuan C. (LL)Ma Y. (2)0 : 2

    1/8-finals
    1Ku Y.Lee Y.-H.0 : 2
    2Yamazaki I.Matsuda M.0 : 2
    3Tjen J.Chaudhari V.2 : 0
    4Saigo R.Park S. (5)0 : 2
    5Back D. (6)Koshiishi A.2 : 0
    6Jeong B.You X.0 : 2
    7Kim Y.Shimizu E.0 : 2
    8Lee G. S.Ma Y. (2)0 : 2

    Quarter-finals
    1Lee Y.-H.Matsuda M.0 : 2
    2Tjen J.Park S. (5)2 : 0
    3Back D. (6)You X.1 : 2
    4Shimizu E.Ma Y. (2)0 : 2

    Semi-finals
    1Matsuda M.Tjen J.0 : 2
    2You X.Ma Y. (2)0 : 2

    Final
    1Tjen J.Ma Y. (2)2 : 0