Kanta Watanabe
2025
| J60Yanggu | [3] | Semi |
| J60Sunchang | [3] | 1R |
| J100Canberra | [12] | Win |
| J100Mornington | [13] | 2R |
| J60Singapore-2 | Final |
2024
| J60Manilacity-2 | 1R | |
| J100Kawaguchi | 1R | |
| J500Osaka | 1R | |
| J60Ipoh | 3R | |
| J30Yamanashi | [4] | Quarter |
| J60Mikicity-2 | Quarter | |
| J60Mikicity | Quarter | |
| J60Singapore-2 | 1R | |
| J100Auckland | 1R | |
| J60Wellington | 2R | |
| J60Christchurch | 1R |
2023
Nation
JPN
Generation
Born in 2009 (15-16 years old)
World Ranking
Junior World Ranking　345th
Year-end Junior World Ranking
- Year-end 2024 1065th
- Year-end 2023 2798th
Match Details
2025 J60Yanggu
| W | 1R | Gwan Woo Lee | 6-2 6-0 |
| W | 2R | Jang Jun Lee | 6-3 7-5 |
| W | QF | Juchan Hwang | 6-4 6-3 |
| L | SF | Wonmin Kim | 4-6 3-6 |
2025 J60Sunchang
| L | 1R | Tae Woo Kim | 6-1 3-6 5-7 |
2025 J100Canberra
| W | 2R | George Wills | 6-1 6-2 |
| W | 3R | Pratik Navin | 2-6 6-3 6-1 |
| W | QF | Daniel Jovanovski | 6-4 2-6 7-5 |
| W | SF | Sota Kagawa | 6-7 6-3 6-1 |
| W | F | Xin Zhou | 6-7 6-3 7-5 |
2025 J100Mornington
| L | 2R | Evan Vasiliadis | 6-4 2-6 3-6 |
2025 J60Singapore-2
| W | 1R | Luke Jie Xi Ho | 6-3 6-2 |
| W | 2R | Ahmad Fauzan | 6-0 7-5 |
| W | QF | Cameron Burton | 3-6 6-2 6-1 |
| W | SF | Sota Kagawa | 6-4 6-4 |
| L | F | Kai Thompson | 2-6 0-6 |
2024 J60Manilacity-2
| L | 1R | Jack Cooper | 3-6 3-6 |
2024 J100Kawaguchi
| L | 1R | Eito Komada | 3-6 1-6 |
2024 J500Osaka
| L | 1R | Rohan Hazratwala | 2-6 3-6 |
2024 J60Ipoh
| W | 1R | Narathip Rueangsri | 6-3 6-2 |
| W | 2R | Michael Dylan Jimenez | 6-2 6-2 |
| L | 3R | Ahmad Fauzan | 3-6 1-6 |
2024 J30Yamanashi
| W | 1R | Riku Yamamura | 6-2 6-1 |
| W | 2R | Yosei Nemoto | 6-3 6-0 |
| L | QF | Koki Nara | 3-6 4-6 |
2024 J60Mikicity-2
| W | 1R | Sota Kagawa | 3-6 6-4 6-1 |
| W | 2R | Koyu Yanagi | 6-4 4-6 6-2 |
| L | QF | Kanata Ozaki | 1-6 2-6 |
2024 J60Mikicity
| W | 1R | Haruki Oshita | 6-2 6-2 |
| W | 2R | Rafalentino Ali Da Costa | 7-6 6-3 |
| L | QF | Eito Komada | 1-6 4-6 |
2024 J60Singapore-2
| L | 1R | Juan Kim | 7-5 5-7 2-6 |
2024 J100Auckland
| L | 1R | Jeffrey Strydom | 2-6 4-6 |
2024 J60Wellington
| W | 1R | Bryan Dickson | 6-3 7-6 |
| L | 2R | Jonty Giesen | 2-6 3-6 |
2024 J60Christchurch
| L | 1R | Filip Fantasia | 3-6 1-6 |
2023 J60Yamanashi
| W | 1R | Kanari Izumisawa | 7-5 6-3 |
| L | 2R | Aoi Oura | 4-6 6-4 4-6 |
2023 J30Osaka
| L | 1R | Shotaro Yamamoto | 1-6 3-6 |
2023 J100Kawaguchi
| L | 1R | Shota Shima | 3-6 5-7 |
2023 J60Mikicity-2
| L | 1R | Kanari Izumisawa | 4-6 0-3 |
2023 J60Mikicity
| L | 1R | Toa Maeda | 4-6 3-6 |
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