Koshiishi - Yamaguchi
14.10.2017, 02:00, Hamamatsu ITF, Qualification - 1. round, hard
| Koshiishi Ayumi | 2 : 0 (6-1, 6-4) |
Yamaguchi Makoto | ||
|---|---|---|---|---|
 |
370. | Singles ranking | -. |  |
| 28. 7. 2000 | Birthdate | 21. 1. 1997 | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
| Surface | Koshiishi Ayumi | Yamaguchi Makoto |
|---|---|---|
| Indoors | 0/1 | - |
| Clay | - | - |
| Grass | - | - |
| Hard | 23/15 | - |
| Not set | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 285/166 | 26/15 | 237/132 | 22/19 | - | - |
| 2025 | 23/16 | - | 23/15 | 0/1 | - | - |
| 2024 | 45/31 | 1/1 | 35/25 | 9/5 | - | - |
| 2023 | 50/20 | - | 50/18 | 0/2 | - | - |
| 2022 | 19/12 | - | 16/9 | 3/3 | - | - |
| 2021 | 48/15 | 4/4 | 41/10 | 3/1 | - | - |
| 2020 | 25/9 | 16/5 | 9/4 | - | - | - |
| 2019 | 22/23 | 5/5 | 13/15 | 4/3 | - | - |
| 2018 | 30/21 | - | 30/21 | - | - | - |
| 2017 | 13/12 | - | 13/10 | 0/2 | - | - |
| 2016 | 10/7 | - | 7/5 | 3/2 | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | Hamamatsu ITF | Koshiishi | 2 | 6 | 6 | Q-1R | ||||
| Yamaguchi | 0 | 1 | 4 |
Betting odds
Latest matches
- Koshiishi
| Luzhou ITF, QF, 13.06.2025 | ||
| Wang - Koshiishi | 2:0 | |
| Luzhou ITF, R16, 12.06.2025 | ||
| Koshiishi - Zhu | 2:0 | |
| Luzhou ITF, 1R, 11.06.2025 | ||
| Koshiishi - Morvayova | 2:1 | |
| Andong ITF, R16, 22.05.2025 | ||
| Back - Koshiishi | 2:0 | |
| Andong ITF, 1R, 21.05.2025 | ||
| Koshiishi - Lee | 2:0 | |
| Andong ITF, Q-R16, 19.05.2025 | ||
| Koshiishi - Kuwata | 2:0 | |
| Andong ITF, Q-2R, 18.05.2025 | ||
| Koshiishi - Katsumi | 2:0 | |
| Changwon ITF, QF, 16.05.2025 | ||
| Zheng - Koshiishi | 2:0 | |
| Changwon ITF, R16, 16.05.2025 | ||
| Koshiishi - Koike | 2:0 | |
| Changwon ITF, 1R, 14.05.2025 | ||
| Koshiishi - Sato | 2:0 | |
- Yamaguchi
| Hong Kong 4 ITF, 1R, 09.07.2018 | ||
| Li - Yamaguchi | 2:1 | |
| Hong Kong 4 ITF, Q-1R, 07.07.2018 | ||
| Masuda Karrasch - Yamaguchi | 2:0 | |
| Kofu 2 ITF, Q-2R, 09.06.2018 | ||
| Kawamura - Yamaguchi | 2:0 | |
| Kofu 2 ITF, Q-1R, 09.06.2018 | ||
| Yamaguchi - Goto | 2:0 | |
| Nishi-Tama ITF, 1R, 21.03.2018 | ||
| Hasegawa - Yamaguchi | 2:0 | |
| Hamamatsu ITF, Q-1R, 14.10.2017 | ||
| Koshiishi - Yamaguchi | 2:0 | |
| Nishi-Tama ITF, Q-1R, 18.03.2017 | ||
| So - Yamaguchi | 2:0 | |
| Hamamatsu ITF, Q-1R, 17.10.2015 | ||
| Takahashi - Yamaguchi | 2:1 | |
| Nishi-Tama ITF, Q-2R, 22.03.2015 | ||
| Saigo - Yamaguchi | 2:0 | |
| Nishi-Tama ITF, Q-1R, 21.03.2015 | ||
| Yamaguchi - Yamamoto | 1:0 | |
This week's tournaments
| Main tournaments | ||||
| Wimbledon | 2 | |||
| Los Cabos | 8 | |||
| Gstaad | 6 | |||
| Wimbledon | 2 | |||
| Lower level tournaments | ||||
| Newport challenger | 5 | |||
| Braunschweig challenger | 2 | |||
| Iasi challenger | 3 | |||
| Trieste challenger | 2 | |||
| Winnipeg challenger | 5 | |||
| Nottingham 3 challenger | 3 | |||
| UTR Pro Tennis Series | 15 | |||
| UTR Pro Tennis Series 3 | 81 | |||
| UTR Pro Tennis Series 5 | 54 | |||
| UTR Pro Tennis Series 9 | 32 | |||
| Newport Beach WTA | 4 | |||
| Bastad WTA | 1 | |||
| Contrexeville WTA | 3 | |||
| Haag 2 ITF | 3 | |||
| Aschaffenburg ITF | 3 | |||
| Corroios-Seixal ITF | 3 | |||
| Buzau ITF | 1 | |||
| Don Benito ITF | 1 | |||
| Hillcrest 2 ITF | 3 | |||
| Monastir 43 ITF | 1 | |||
| Rio Claro ITF | 4 | |||
| UTR Pro Tennis Series 5 | 39 | |||
| UTR Pro Tennis Series 9 | 9 | |||
| Casablanca ITF | 2 | |||
| Grodzisk Mazowiecki ITF | 5 | |||
| Huamantla ITF | 3 | |||
| Kursumlijska Banja 12 ITF | 2 | |||
| Maanshan 9 ITF | 2 | |||
| San Diego 4 ITF | 3 | |||
| UTR Pro Match Series | 50 | |||
| UTR Pro Tennis Series | 37 | |||
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