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!
9 Jun, 2025
8 May, 2025
31 Mar, 2025
20 Dec, 2024
15 Nov, 2024
05 - 06 Jul, 2025
12 - 13 Jul, 2025
17 - 20 Jul, 2025
29 Jun, 2025
22 Jun, 2025
15 Jun, 2025
7 Jun, 2025
25 May, 2025
26 Jun, 2025
16 May, 2025
26 Nov, 2024
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)
1 Jul, 2025 Updated
Manami Hayashi1625.49 pt
Yuko Takahashi1377.85 pt
TAKENAKA KANAE1193.52 pt
Aoba Yasumatsu1644.25 pt
Takumi Hojo1442.08 pt
Kenji Nener1439.75 pt