Tatsuyoshi Koizumi
JPN
Open
JPN
Open
Races: 40
Series
| Current | Best | |
|---|---|---|
| World Ranking List | 209. (3741) | 30.6.2023: 111. (5056) |
| World Ranking List - PreO | 223. (2926) | 30.6.2025: 144. (4279) |
| World Ranking List - TempO | 294. (815) | 30.6.2025: 216. (1527) |
| World Ranking List - Sprint | 194. (3741) | 30.6.2025: 159. (4559) |
| YQ Combined Ranking | 202. (682) | 30.4.2023: 86. (873) |