Ishii - Kosaka
22.09.2026, 04:00, Nanao ITF, Qualification - round of 16, hard
| Ishii Sayaka | 2 : 0 (6-3, 6-1) |
Kosaka Rira | ||
|---|---|---|---|---|
 |
516. | Singles ranking | 1400. |  |
| - | Birthdate | - | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
| Surface | Ishii Sayaka | Kosaka Rira |
|---|---|---|
| Indoors | 2/1 | 1/1 |
| Clay | - | - |
| Grass | 0/4 | - |
| Hard | 27/19 | 20/17 |
| Not set | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Nanao ITF | Ishii | 2 | 6 | 6 | Q-R16 | ||||
| Kosaka | 0 | 3 | 1 |
Betting odds
| Ishii Sayaka | Kosaka Rira | |||||||||||||||||||
| bet-at-home | 1.04
|
6.00
|
||||||||||||||||||
| Betway | 1.06 |
10.00 |
||||||||||||||||||
| Interwetten | 1.04
|
7.50
|
||||||||||||||||||
| Ladbrokes | 1.07 |
7.00 |
||||||||||||||||||
| Unibet | 1.05 |
7.50 |
||||||||||||||||||
| Average odds | 1.05 |
7.60 |
||||||||||||||||||
No odds
No odds
No odds
Latest matches
- Ishii
| Tokyo, Q-R16, 25.10.2026 | ||
| Putintseva - Ishii | 2:1 | |
| Tokyo, Q-1R, 24.10.2026 | ||
| Ishii - Okamura | 2:0 | |
| Osaka WTA, Q-R16, 18.10.2026 | ||
| Stoiana - Ishii | 2:0 | |
| Osaka WTA, Q-1R, 17.10.2026 | ||
| Ishii - Avanesyan | 1:0 | |
| Nanao ITF, SF, 26.09.2026 | ||
| Abe - Ishii | 2:0 | |
| Nanao ITF, QF, 25.09.2026 | ||
| Ishii - Itaya | 2:0 | |
| Nanao ITF, R16, 24.09.2026 | ||
| Ishii - Kawaguchi | 2:1 | |
| Nanao ITF, 1R, 23.09.2026 | ||
| Ishii - Hanatani | 2:0 | |
| Nanao ITF, Q-R16, 22.09.2026 | ||
| Ishii - Kosaka | 2:0 | |
| Nanao ITF, Q-1R, 21.09.2026 | ||
| Ishii - Suzuki | 2:0 | |
- Kosaka
| Hamamatsu ITF, Q-R16, 02.11.2026 | ||
| Hosoki - Kosaka | 2:0 | |
| Hamamatsu ITF, Q-2R, 01.11.2026 | ||
| Kosaka - Yamataka | 2:0 | |
| Wagga Wagga 2 ITF, 1R, 07.10.2026 | ||
| Kaji - Kosaka | 2:0 | |
| Wagga Wagga 2 ITF, Q-R16, 06.10.2026 | ||
| Kosaka - Nishimoto | 2:0 | |
| Wagga Wagga 2 ITF, Q-2R, 04.10.2026 | ||
| Kosaka - Theodorakopoulos | 2:0 | |
| Wagga Wagga ITF, 1R, 30.09.2026 | ||
| Arakawa - Kosaka | 2:1 | |
| Wagga Wagga ITF, Q-R16, 29.09.2026 | ||
| Kosaka - Ohashi | 2:0 | |
| Wagga Wagga ITF, Q-2R, 27.09.2026 | ||
| Kosaka - Lai | 2:0 | |
| Nanao ITF, Q-R16, 22.09.2026 | ||
| Ishii - Kosaka | 2:0 | |
| Nanao ITF, Q-1R, 21.09.2026 | ||
| Kosaka - Arakawa | 2:1 | |
This week's tournaments
| Main tournaments | ||||
| Paris | 4 | |||
| Stockholm | 8 | |||
| Masters Cup WTA | 24 | |||
| Chennai WTA | 4 | |||
| Hong Kong WTA | 2 | |||
| Lower level tournaments | ||||
| Costa do Sauipe challenger | 3 | |||
| Taipei challenger | 1 | |||
| Bratislava challenger | 3 | |||
| Brisbane 4 challenger | 20 | |||
| Charlottesville challenger | 3 | |||
| Matsuyama challenger | 8 | |||
| Villa Maria challenger | 2 | |||
| Taranto challenger | 3 | |||
| UTR Pro Tennis Series 3 | 21 | |||
| UTR Pro Tennis Series 5 | 10 | |||
| UTR Pro Tennis Series 9 | 10 | |||
| Cali | 2 | |||
| Luanda | 3 | |||
| Incheon ITF | 1 | |||
| Petange 2 ITF | 3 | |||
| Heraklion 9 ITF | 1 | |||
| Huamantla 6 ITF | 5 | |||
| Hamamatsu ITF | 1 | |||
| Liberec ITF | 2 | |||
| Orlando 3 ITF | 3 | |||
| UTR Pro Tennis Series 5 | 14 | |||
| UTR Pro Tennis Series 9 | 7 | |||
| Antalya 32 ITF | 2 | |||
| Hilton Head Island ITF | 3 | |||
| Maanshan 7 ITF | 1 | |||
| Monastir 57 ITF | 3 | |||
| Neuquén 2 ITF | 3 | |||
| Sharm El Sheikh 20 ITF | 2 | |||
| Szabolcsveresmart ITF | 3 | |||
| UTR Pro Match Series | 29 | |||
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