In Memory of Mr. Shigeo Nagashima, Former Honorary President to Japan Triathlon Union
Swim Environment Measures Guidebook [PDF]
Japan Triathlon Union mourns losses from recent earthquake in Myanmar and Thailand
World Triathlon, the World Triathlon Series Yokohama Organizing Committee and the Japan Triathlon Union have signed a five-year contract to host the World Triathlon Championship Series Yokohama!
31 Jan, 2022
17 Jan, 2022
24 Dec, 2021
18 Aug, 2021
20 Jul, 2021
21 - 29 Jun, 2025
21 - 22 Jun, 2025
28-29 June 2025
05 - 06 Jul, 2025
12 - 13 Jul, 2025
15 May, 2022
14 May, 2022
9 May, 2022
6 Apr, 2022
10 Jan, 2022
27 Dec, 2021
26 Dec, 2021
21 Dec, 2021
19 Nov, 2021
28 Jan, 2025
25 Dec, 2024
3 Dec, 2024
3 Nov, 2024
2025 JTU MembershipClick here for Registration
(2025 JTU Membership Registration is necessary for making entries to JTU events)
10 Jun, 2025 Updated
Manami Hayashi1638.33 pt
Yuko Takahashi1377.85 pt
TAKENAKA KANAE1193.52 pt
Aoba Yasumatsu1730.29 pt
Takumi Hojo1442.08 pt
Kenji Nener1439.75 pt