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!
23 Dec, 2022
21 Dec, 2022
16 Dec, 2022
30 Oct, 2022
29 Oct, 2022
05 - 06 Jul, 2025
12 - 13 Jul, 2025
17 - 20 Jul, 2025
25 Jun, 2023
24 Jun, 2023
6 Jun, 2023
30 May, 2023
29 May, 2023
28 May, 2023
19 May, 2023
15 May, 2023
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