Tatsuyoshi Koizumi
JPN
Open
JPN
Open
Races: 37
Series
| Current | Best | |
|---|---|---|
| World Ranking List | 30.6.2023: 111. (5056) | |
| World Ranking List - PreO | 182. (3766) | 30.6.2025: 144. (4279) |
| World Ranking List - TempO | 285. (815) | 30.6.2025: 216. (1527) |
| World Ranking List - Sprint | 191. (3741) | 30.6.2025: 159. (4559) |
| YQ Combined Ranking | 30.4.2023: 86. (873) |