Latest Athlete Results
| 7 |
2022 JPN Sprint Triathlon National Championships19 Jun, 2022 - Elite Men - 00:59:51 |
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| 13 |
2021 JPN Triathlon National Championships23 Oct, 2021 - Elite Men - 01:57:16 |
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| 5 |
2021 JPN Triathlon National Championships23 Oct, 2021 - U23 Men - 01:57:16 |
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| 43 |
2019 Osaka-Castle NTT ASTC Sprint Triathlon Asian Cup and East Asian Championships22 Sep, 2019 - Elite Men - 01:00:08 |
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| 3 |
2019 JPN Triathlon Junior National Championships05 Jul, 2019 - Junior Men - 01:03:19 |
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Athlete Fact Sheet
| Given Name | Ruka |
| Family Name | Kai |
| Representing | JPN |
| Year of Birth | 2000 |
| Place of Birth | 12/03/2000 |
| Residence | Nishitamagunn, Japan |