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TK
Tetsu Kozakura
MaleIllinois2019–2025
11
Total Finishes
6
Different Races
2
States (4%)
1:27:49
PR (6:42/mi)
1:32:53
Average
+0:01:45
Slower (first to last)
Medal House
2025
Chicago Spring Half Marathon
1:33:45
#172 overall#151 gender
2025
15th Annual Rock CF Rivers Half Marathon & 5K
1:34:26
#98 overall
2024
15th Annual Rock CF Rivers Half Marathon & 5K
1:28:58
#57 overall#50 gender
2024
Bunny Wabbit Run
1:28:58
#1 overall#1 gender
2024
Chicago Spring Half Marathon
1:31:51
#88 overall#83 gender
2023
Bunny Wabbit Run
1:27:49
#1 overall#1 gender
2023
Chicago Spring Half Marathon
1:28:28
#64 overall#60 gender
2023
15th Annual Rock CF Rivers Half Marathon & 5K
1:28:43
#50 overall#38 gender
2022
Christmas in July Half Marathon and 5K (Chicago area)
1:37:22
#22 overall
2019
Oktoberfest Marathon
1:32:41
#10 overall#9 gender
2019
Top of Michigan Festival of Races
1:48:42
#19 overall#13 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Chicago Spring Half MarathonChicago | IL | 1:33:45 | #172 |
| 2025 | 15th Annual Rock CF Rivers Half Marathon & 5KGrosse Ile | MI | 1:34:26 | #98 |
| 2024 | 15th Annual Rock CF Rivers Half Marathon & 5KGrosse Ile | MI | 1:28:58 | #57 |
| 2024 | Bunny Wabbit RunLibertyville | IL | 1:28:58 | #1 |
| 2024 | Chicago Spring Half MarathonChicago | IL | 1:31:51 | #88 |
| 2023 | Bunny Wabbit RunLibertyville | IL | 1:27:49 | #1 |
| 2023 | Chicago Spring Half MarathonChicago | IL | 1:28:28 | #64 |
| 2023 | 15th Annual Rock CF Rivers Half Marathon & 5KGrosse Ile | MI | 1:28:43 | #50 |
| 2022 | Christmas in July Half Marathon and 5K (Chicago area)Elk Grove Village | IL | 1:37:22 | #22 |
| 2019 | Oktoberfest MarathonSpring Lake | MI | 1:32:41 | #10 |
| 2019 | Top of Michigan Festival of RacesHarbor Springs | MI | 1:48:42 | #19 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
6 racesMIMichigan
5 races50-State Challenge
2/ 51 states + DC
49 states to go