Haruto Koyanagi
2023
Nation
JPN
Generation
Born in 2006 (18-19 years old)
Year-end Junior World Ranking
- Year-end 2022 3249th
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 5774, Number of registered players: 3,011, Number of registered results: 222,093