Takayama - Koga
25.08.2009, Saitama ITF, 1. round, hard
| Takayama Chihiro | 2 : 0 (6-1, 6-2) |
Koga Ai | ||
|---|---|---|---|---|
 |
-. | Singles ranking | -. |  |
| 10. 2. 1991 | Birthdate | 3. 10. 1991 | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
No record for this player.
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 210/251 | 50/51 | 125/157 | 25/30 | 10/13 | - |
| 2023 | 4/6 | - | 4/6 | - | - | - |
| 2022 | 17/25 | - | 16/24 | 1/1 | - | - |
| 2021 | 8/11 | 5/9 | 3/2 | - | - | - |
| 2019 | 5/8 | 3/4 | 2/4 | - | - | - |
| 2018 | 16/26 | 2/4 | 14/20 | 0/2 | - | - |
| 2017 | 16/22 | 8/6 | 8/15 | 0/1 | - | - |
| 2016 | 12/10 | 1/2 | 11/8 | - | - | - |
| 2015 | 14/14 | 4/4 | 9/9 | 1/1 | - | - |
| 2014 | 20/19 | 3/3 | 17/14 | 0/1 | 0/1 | - |
| 2013 | 12/19 | - | 9/12 | 0/2 | 3/5 | - |
| 2012 | 11/17 | - | 5/10 | 1/1 | 5/6 | - |
| 2011 | 39/29 | 14/8 | 17/14 | 7/7 | 1/0 | - |
| 2010 | 7/17 | 3/7 | 2/9 | 2/1 | - | - |
| 2009 | 21/19 | 5/2 | 4/8 | 11/8 | 1/1 | - |
| 2008 | 7/7 | 2/1 | 3/1 | 2/5 | - | - |
| 2007 | 1/1 | - | 1/1 | - | - | - |
| 2006 | 0/1 | 0/1 | - | - | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2009 | Saitama ITF | Takayama | 2 | 6 | 6 | 1R | ||||
| Koga | 0 | 1 | 2 |
Betting odds
Latest matches
- Takayama
| Osaka 3 ITF, 1R, 25.04.2023 | ||
| Sawayanagi - Takayama | 2:0 | |
| Osaka 2 ITF, Q-R16, 18.04.2023 | ||
| Ushijima - Takayama | 2:0 | |
| Osaka 2 ITF, Q-1R, 17.04.2023 | ||
| Takayama - Chiu | 2:0 | |
| Osaka ITF, Q-1R, 09.04.2023 | ||
| Ushijima - Takayama | 2:0 | |
| Jakarta 10 ITF, Q-1R, 26.03.2023 | ||
| Ahn - Takayama | 1:0 | |
| Jakarta ITF, 1R, 15.03.2023 | ||
| Ushijima - Takayama | 2:1 | |
| Jakarta ITF, Q-R16, 14.03.2023 | ||
| Takayama - Domova | 2:0 | |
| Jakarta ITF, Q-2R, 13.03.2023 | ||
| Takayama - Yadav | 2:0 | |
| Kuching ITF, R16, 02.03.2023 | ||
| Kim - Takayama | 2:0 | |
| Kuching ITF, 1R, 01.03.2023 | ||
| Takayama - Hiroshima | 2:0 | |
- Koga
| Taipei 6 ITF, 1R, 23.10.2012 | ||
| Wu - Koga | 2:1 | |
| Makinohara ITF, Q-1R, 13.10.2012 | ||
| Sasaki - Koga | 1:0 | |
| Kyoto ITF, R16, 12.09.2012 | ||
| Hasegawa - Koga | 2:1 | |
| Kyoto ITF, 1R, 11.09.2012 | ||
| Koga - Kinoshita | 2:1 | |
| Yeongwol 2 ITF, R16, 04.09.2012 | ||
| Wannasuk - Koga | 2:1 | |
| Yeongwol 2 ITF, 1R, 03.09.2012 | ||
| Koga - Zhu | 2:0 | |
| Yeongwol ITF, 1R, 28.08.2012 | ||
| Kim - Koga | 2:0 | |
| Fort Worth ITF, 1R, 31.07.2012 | ||
| Harkins - Koga | 2:0 | |
| New Orleans ITF, R16, 25.07.2012 | ||
| Grazioso - Koga | 2:1 | |
| New Orleans ITF, 1R, 24.07.2012 | ||
| Koga - Nakano | 2:0 | |
This week's tournaments
| Main tournaments | ||||
| Madrid | 16 | |||
| Madrid WTA | 19 | |||
| Lower level tournaments | ||||
| Guangzhou challenger | 19 | |||
| Savannah challenger | 1 | |||
| Ostrava challenger | 1 | |||
| Rome 2 challenger | 1 | |||
| Concepcion challenger | 1 | |||
| Porto Alegre challenger | 22 | |||
| UTR Pro Tennis Series 3 | 8 | |||
| Saint-Malo WTA | 6 | |||
| Oeiras 3 ITF | 5 | |||
| Wiesbaden ITF | 16 | |||
| Charlottesville ITF | 1 | |||
| Lopota 2 ITF | 12 | |||
| Anapoima ITF | 16 | |||
| Hammamet 6 ITF | 1 | |||
| Hammamet 7 ITF | 9 | |||
| Nottingham 6 ITF | 1 | |||
| Nottingham 7 ITF | 16 | |||
| Santa Margherita Di Pula 5 ITF | 1 | |||
| Yecla ITF | 16 | |||
| Antalya 16 ITF | 1 | |||
| Antalya 17 ITF | 25 | |||
| Kursumlijska Banja 2 ITF | 3 | |||
| Kursumlijska Banja 3 ITF | 23 | |||
| Monastir 33 ITF | 1 | |||
| Monastir 34 ITF | 16 | |||
| Osijek ITF | 16 | |||
| Telde 4 ITF | 1 | |||
| UTR Pro Match Series | 3 | |||
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