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!
11 May, 2024
21 Apr, 2024
16 Apr, 2024
15 Apr, 2024
21 - 23 Sep, 2025
20 - 21 Sep, 2025
21 Sep, 2025
26 Sep, 2025
26 Nov, 2024
22 Nov, 2024
18 Nov, 2024
17 Nov, 2024
14 Nov, 2024
10 Nov, 2024
9 Nov, 2024
25 Oct, 2024
23 Oct, 2024
21 Oct, 2024
19 Oct, 2024
18 Oct, 2024
11 Oct, 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)
16 Sep, 2025 Updated
Yuko Takahashi1939.60 pt
Manami Hayashi1937.69 pt
TAKENAKA KANAE1558.81 pt
Takumi Hojo2058.09 pt
Aoba Yasumatsu1636.73 pt
Kenji Nener1370.69 pt