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 Mar, 2024
28 Mar, 2024
15 Dec, 2023
8 Dec, 2023
30 Nov, 2023
21 - 23 Sep, 2025
20 - 21 Sep, 2025
21 Sep, 2025
26 Sep, 2025
23 Sep, 2024
22 Sep, 2024
20 Sep, 2024
13 Sep, 2024
27 Aug, 2024
20 Aug, 2024
19 Aug, 2024
24 Jul, 2024
19 Jul, 2024
16 Jul, 2024
30 Jun, 2024
24 Jun, 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)
9 Sep, 2025 Updated
Yuko Takahashi1939.60 pt
Manami Hayashi1937.69 pt
TAKENAKA KANAE1558.81 pt
Takumi Hojo2058.09 pt
Aoba Yasumatsu1617.71 pt
Kenji Nener1370.69 pt