Official ATP singles ranking
Koizumi Noritaka
World No. 939 · Japan
Koizumi Noritaka is world No. 939 in the official ATP singles ranking from Japan with 24 points, published 31.08.2026. View ranking points, nationality and the latest official ranking update.
- ATP rank
- #939
- Ranking points
- 24
- Nationality
- Japan
- Tournaments
- 9
Koizumi Noritaka ranking details
- Tour
- ATP Singles
- World ranking
- No. 939
- Points
- 24
- Ranking date
- 31.08.2026
This page uses the official published ATP ranking. Live rankings are provisional estimates that can change while tournaments are in progress; the official ranking provides a stable value for player and match analysis.