Noritaka Koizumi
2020
Nation
JPN
Age
22 years old (born in 2003)
Year-end Junior World Ranking
- Year-end 2020 287th
- Year-end 2019 759th
- Year-end 2018 1069th
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9810, Number of registered players: 6,116, Number of registered results: 339,214