Kasumi Hirayama
2024
| J100Kawaguchi | 1R | |
| J500Osaka | 1R | |
| J30Adelaide | [1] | Semi |
| J200Sydney | 2R | |
| J60Lautoka | [5] | Quarter |
| J60Goldcoast-2 | 2R | |
| J60Goldcoast | 1R | |
| J100Izmir | 1R | |
| J30Istanbul | [1] | 3R |
| J100Mornington | [10] | Quarter |
| J100Auckland | 3R | |
| J60Wellington | [6] | 3R |
| J60Christchurch | [5] | 3R |
2023
| J60Lautoka-2 | [3] | Quarter |
| J60Lautoka | [4] | Semi |
| J100Christchurch | [10] | Quarter |
| J30Adelaide-2 | [5] | 2R |
| J30Adelaide | [5] | Quarter |
| J200Sydney-2 | 1R | |
| J60Goldcoast-2 | 1R | |
| J30Noumea | [3] | Semi |
| J100Canberra | [16] | 2R |
| J60Zouk-2 | 1R | |
| J60Zouk | 1R | |
| J100Auckland | 2R | |
| J60Wellington | [15] | 3R |
Nation
JPN
Generation
Born in 2007 (17-18 years old)
World Ranking
Junior World Ranking　878th
Year-end Junior World Ranking
- Year-end 2024 707th
- Year-end 2023 961th
- Year-end 2022 1348th
Rival
Natalie Gaft (2-0)
Giselle Isabella Guillen (0-2)
Georgia Campbell (1-1)
Sunny Kyoungmin Youn (1-1)
Jizelle Sibai (0-2)
Match Details
2024 J100Kawaguchi
| L | 1R | Yu-Chen Lin | 1-6 1-6 |
2024 J500Osaka
| L | 1R | Jinshu Xia | 1-6 2-6 |
2024 J30Adelaide
| W | 1R | Ana Popovich | 6-3 7-6 |
| W | 2R | Ava Itaoui | 6-3 6-3 |
| W | QF | Sofia Savic | 6-4 7-5 |
| L | SF | Amy Findlay | 2-6 4-6 |
2024 J200Sydney
| W | 1R | Natalie Gaft | 6-7 6-3 6-2 |
| L | 2R | Lily Taylor | 1-6 0-6 |
2024 J60Lautoka
| W | 2R | Eliza Gauvin | 4-6 6-2 6-1 |
| W | 3R | Mia Princip | 6-2 6-4 |
| L | QF | Mahi Khore | 4-6 3-6 |
2024 J60Goldcoast-2
| W | 1R | Alize Yarwood | 6-1 6-2 |
| L | 2R | Diana Badalyan | 3-6 6-3 1-6 |
2024 J60Goldcoast
| L | 1R | Gabrielle Villegas | 2-6 6-7 |
2024 J100Izmir
| L | 1R | Mira Karatogma | 6-3 5-7 2-6 |
2024 J30Istanbul
| W | 2R | Elena Utkina | 7-6 2-6 6-4 |
| L | 3R | Defne Aydemir | 6-7 5-7 |
2024 J100Mornington
| W | 2R | Savannah James | 6-0 6-4 |
| W | 3R | Georgia Campbell | 6-4 6-3 |
| L | QF | Giselle Isabella Guillen | 1-6 3-6 |
2024 J100Auckland
| W | 1R | Natalie Gaft | 6-3 3-6 7-6 |
| W | 2R | Fernanda Sandoval | 7-5 6-4 |
| L | 3R | Renee Zhang | 4-6 1-6 |
2024 J60Wellington
| W | 2R | Jennifer Ott | 6-3 6-2 |
| L | 3R | Vesna Marinkov | 6-1 4-6 0-6 |
2024 J60Christchurch
| W | 2R | Sunny Kyoungmin Youn | 6-3 6-2 |
| L | 3R | Yashwitha Reddy | 2-6 2-6 |
2023 J60Lautoka-2
| W | 2R | Ariel Gunawan | 6-3 6-1 |
| L | QF | Jizelle Sibai | 0-6 1-6 |
2023 J60Lautoka
| W | 2R | Janet Waddell | 6-1 6-0 |
| W | QF | Leana Nannapaneni | 2-6 4-1 |
| L | SF | Ava-Monet Sycamore | 2-6 6-7 |
2023 J100Christchurch
| W | 2R | Tuhina Sambhus | 6-4 6-3 |
| W | 3R | Lucia Gale | 7-5 6-3 |
| L | QF | Ava Beck | 0-6 1-6 |
2023 J30Adelaide-2
| W | 1R | Saanvi Kondamuri | 6-2 6-3 |
| L | 2R | Sunny Kyoungmin Youn | 2-6 6-4 3-6 |
2023 J30Adelaide
| W | 1R | Rebecca Cairns | 7-6 6-3 |
| W | 2R | Marqaylar Terina-Rose Tere | 6-4 6-4 |
| L | QF | Jizelle Sibai | 2-6 3-6 |
2023 J200Sydney-2
| L | 1R | Scarlett Dattoli | 1-6 0-6 |
2023 J60Goldcoast-2
| L | 1R | Giselle Isabella Guillen | 2-6 1-6 |
2023 J30Noumea
| W | 2R | Taylor Burke | 6-4 6-3 |
| W | QF | Rebecca Cairns | 6-4 6-4 |
| L | SF | Shiori Takeda | 6-4 2-6 4-6 |
2023 J100Canberra
| L | 2R | Georgia Campbell | 4-6 6-3 1-6 |
2023 J60Zouk-2
| L | 1R | Zeynep Erbakan | 2-6 2-6 |
2023 J60Zouk
| L | 1R | Nehir Tuna | 1-6 0-6 |
2023 J100Auckland
| W | 1R | Dallas King-Ehau | 6-4 6-1 |
| L | 2R | Elektra Arseniou | 6-2 2-6 2-6 |
2023 J60Wellington
| W | 2R | Jaun Yum | 2-6 6-4 6-3 |
| L | 3R | Renee Zhang | 0-6 2-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9482, Number of registered players: 4,990, Number of registered results: 217,154