Kosei Kobayashi
JapanJPNAge 24Born 2001
9Race Starts
0Wins
0Podiums
100%Finish %
Performance Metrics
Current Rankings
#845
World Rankings
#136
Regional Points List
Race Results (9)
| # | Event | Program | Date | Time |
|---|---|---|---|---|
| 17 |  2025 JPN Duathlon National Championships | Elite Men | Nov 23, 2025 | 01:16:27 |
| 24 | 2025 JPN Triathlon National Championships | Elite Men | Oct 26, 2025 | 01:49:38 |
| 44 | 2025 Asia Triathlon Cup Gamagori | Elite Men | Sep 20, 2025 | 00:56:33 |
| 17 | 2025 JPN Super Sprint Triathlon National Championships | Elite Men | Jun 22, 2025 | 00:24:47 |
| 41 | 2025 Asia Triathlon Cup Osaka Castle | Elite Men | May 25, 2025 | 00:57:21 |
| 26 |  2025 Asia Triathlon Cup Lianyungang | Elite Men | May 17, 2025 | 02:06:37 |
| 10 | 2024 JPN Aquathlon National Championships | Elite Men | Jun 16, 2024 | 00:31:43 |
| 44 | 2023 JPN Triathlon National Championships | Elite Men | Oct 15, 2023 | 02:00:20 |
| 19 | 2023 JPN Triathlon National Championships | U23 Men | Oct 15, 2023 | 02:00:20 |
Performance Timeline
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