Ayaka Koga
2021
2020
| J5 ISTANBUL-4 | 1R | |
| J4 ISTANBUL-5 | 1R | |
| J4 ANTALYA-5 | 1R | |
| J3 AUCKLAND | 1R | |
| J4 CHRISTCHURCH | [12] | 3R |
| J4 WELLINGTON-2 | [11] | 3R |
Nation
JPN
Generation
Born in 2004 (20-21 years old)
Year-end Junior World Ranking
- Year-end 2021 1171th
- Year-end 2020 1045th
- Year-end 2019 1314th
- Year-end 2018 1251th
Match Details
2021 J5 BUCHAREST
| W | 2R | Alexia Iulia Marginean | 6-1 6-3 |
| L | 3R | Bianca Bulat | 6-1 4-6 1-6 |
2021 J3 TASHKENT-2
| L | 1R | Leyla Nilufer Elmas | 5-7 2-6 |
2021 J4 TASHKENT
| L | 1R | Anna Khaykis | 5-7 0-6 |
2021 J5 SKOPJE
| W | 1R | Iva Kuzmanoska | 6-4 6-1 |
| L | 2R | Jana Stojanova | 0-6 0-6 |
2021 J4 SKOPJE
| W | 1R | Simona Angelova | 6-2 6-2 |
| L | 2R | Denislava Glushkova | 1-6 2-6 |
2021 J5 NIS
| L | 1R | Olga Molchanova | 4-6 3-6 |
2021 J5 SUBOTICA
| W | 1R | Aya Orenstain | 4-0 4-1 |
| L | 2R | Ida Johansson | 1-6 6-7 |
2020 J5 ISTANBUL-4
| L | 1R | Ranah Akua Stoiber | 1-6 1-6 |
2020 J4 ISTANBUL-5
| L | 1R | Ada Pinara Karabacak | 6-3 6-7 0-6 |
2020 J4 ANTALYA-5
| L | 1R | Melisa Senli | 2-6 1-6 |
2020 J3 AUCKLAND
| L | 1R | Abby Mason | 2-6 2-6 |
2020 J4 CHRISTCHURCH
| W | 1R | Antonia Lawson | 6-2 6-2 |
| W | 2R | Renee Zhang | 6-1 7-6 |
| L | 3R | Sydney Stone | 6-7 1-6 |
2020 J4 WELLINGTON-2
| W | 1R | Taleia Tuatao | 6-2 6-2 |
| W | 2R | Ema Miyaura | 6-3 7-5 |
| L | 3R | Li Hsin Lin | 4-6 1-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10179, Number of registered players: 6,443, Number of registered results: 375,166