Kosaka - Arakawa
21.09.2026, 05:00, Nanao ITF, Qualification - 1. round, hard
| Kosaka Rira | 2 : 1 (3-6, 6-3, 6-2) |
Arakawa Natsuho | ||
|---|---|---|---|---|
| 1400. | Singles ranking | 925. | ![]() |
|
| - | Birthdate | 3. 9. 1997 | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | left | ||
| - | Turned pro | - | ||
| Surface | Kosaka Rira | Arakawa Natsuho |
|---|---|---|
| Indoors | 1/1 | 1/1 |
| Clay | - | - |
| Grass | - | 2/2 |
| Hard | 20/17 | 19/23 |
| Not set | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 41/30 | - | 38/29 | 1/1 | - | 2/0 |
| 2026 | 20/18 | - | 19/17 | 1/1 | - | - |
| 2025 | 17/7 | - | 17/7 | - | - | - |
| 2024 | 4/2 | - | 2/2 | - | - | 2/0 |
| 2023 | 0/3 | - | 0/3 | - | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 165/204 | 8/11 | 126/161 | 5/11 | 2/2 | 24/19 |
| 2026 | 31/32 | - | 19/23 | 1/1 | 2/2 | 9/6 |
| 2025 | 29/43 | 5/5 | 8/22 | 2/6 | - | 14/10 |
| 2024 | 19/26 | - | 18/23 | - | - | 1/3 |
| 2023 | 7/29 | - | 7/28 | 0/1 | - | - |
| 2022 | 33/31 | - | 32/30 | 1/1 | - | - |
| 2021 | 26/18 | - | 26/18 | - | - | - |
| 2018 | 0/4 | 0/2 | 0/2 | - | - | - |
| 2017 | 2/2 | - | 2/2 | - | - | - |
| 2016 | 3/6 | - | 3/5 | 0/1 | - | - |
| 2015 | 10/8 | 3/3 | 6/4 | 1/1 | - | - |
| 2014 | 5/5 | 0/1 | 5/4 | - | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Nanao ITF | Kosaka | 2 | 3 | 6 | 6 | Q-1R | |||
| Arakawa | 1 | 6 | 3 | 2 |
Betting odds
| Kosaka Rira | Arakawa Natsuho | |||||||||||||||||||
| bet-at-home | 1.85
|
1.80
|
||||||||||||||||||
| Betway | 1.83 |
1.83 |
||||||||||||||||||
| Interwetten | 1.85 |
1.80 |
||||||||||||||||||
| Ladbrokes | 1.91 |
1.80 |
||||||||||||||||||
| Unibet | 1.90
|
1.79
|
||||||||||||||||||
| Average odds | 1.87 |
1.80 |
||||||||||||||||||
No odds
No odds
No odds
Latest matches
- 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 | |
- Arakawa
| Hamamatsu ITF, 1R, 04.11.2026 | ||
| Kitahara - Arakawa | 2:0 | |
| Sydney 4 ITF, Q-R16, 27.10.2026 | ||
| Gale - Arakawa | 2:0 | |
| Sydney 4 ITF, Q-2R, 25.10.2026 | ||
| Arakawa - Lozitskaya | 2:0 | |
| Sydney 3 ITF, 1R, 21.10.2026 | ||
| Bains - Arakawa | 2:0 | |
| Sydney 3 ITF, Q-R16, 20.10.2026 | ||
| Arakawa - Gale | 2:0 | |
| Sydney 3 ITF, Q-2R, 18.10.2026 | ||
| Arakawa - Mickoska | 2:1 | |
| Wagga Wagga 2 ITF, Q-2R, 04.10.2026 | ||
| Adams - Arakawa | 2:1 | |
| Wagga Wagga ITF, 1R, 29.09.2026 | ||
| Hanatani - Arakawa | 2:0 | |
| Nanao ITF, Q-1R, 21.09.2026 | ||
| Kosaka - Arakawa | 2:1 | |
| Kyoto ITF, Q-R16, 15.09.2026 | ||
| Ohashi - Arakawa | 2:1 | |
This week's tournaments
| Main tournaments | ||||
| Paris | 14 | |||
| Masters Cup WTA | 24 | |||
| Chennai WTA | 10 | |||
| Hong Kong WTA | 10 | |||
| Lower level tournaments | ||||
| Costa do Sauipe challenger | 7 | |||
| Taipei challenger | 10 | |||
| Bratislava challenger | 9 | |||
| Charlottesville challenger | 9 | |||
| Villa Maria challenger | 9 | |||
| Taranto challenger | 12 | |||
| UTR Pro Tennis Series 3 | 44 | |||
| UTR Pro Tennis Series 5 | 8 | |||
| UTR Pro Tennis Series 9 | 7 | |||
| Cali | 6 | |||
| Luanda | 8 | |||
| Incheon ITF | 12 | |||
| Petange 2 ITF | 12 | |||
| Heraklion 9 ITF | 12 | |||
| Huamantla 6 ITF | 9 | |||
| Hamamatsu ITF | 12 | |||
| Liberec ITF | 12 | |||
| Orlando 3 ITF | 12 | |||
| UTR Pro Tennis Series 5 | 16 | |||
| UTR Pro Tennis Series 9 | 7 | |||
| Antalya 32 ITF | 12 | |||
| Hilton Head Island ITF | 11 | |||
| Maanshan 7 ITF | 12 | |||
| Monastir 57 ITF | 13 | |||
| Neuquén 2 ITF | 12 | |||
| Sharm El Sheikh 20 ITF | 12 | |||
| Szabolcsveresmart ITF | 12 | |||
| UTR Pro Match Series | 64 | |||
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- Head-to-head
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| Delaney J. - Jasika O. | 1-4 |
| Gauff C. - Pegula J. | 5-5 |



