Event Title
2025 Sado International Triathlon
29th Annual Japan Longdistance Triathlon Championship (2025/Sado)
~2026 World Triathlon Long Distance Triathlon Championships Japan Representative Athlete Selection Event~
Date and Time
September 7, 2025 (Sunday) ※The event will be held rain or shine
○Type A・RA Start 6:00 / Finish 21:30
○Type B・RB Start 7:30 / Finish 18:00
Competition Venues
○Swim : Sawata Beach
○Bike : Sado Complete Loop(Type A・RA) South Sado Loop (Type B・RB)
○Run : Sawata Beach Loop Cours(Type A・RA ... 4 laps / Type B・RB ... 2 laps)
| Tipe A | Tipe B | Tipe RA | Tipe RB | |
| Swim | 4.0km | 2.0km | 4.0km | 2.0km |
| Bike | 190.0km | 108.0km | 190.0km | 108.0km |
| Run | 42.2km | 21.1km | 42.2km | 21.1km |
Competition Rules
- *The Japan Triathlon Union Competition Rules and the Sado Triathlon Local Rules apply.
○ Respect the spirit of sportsmanship and fair play throughout the competition and be extremely careful not to engage in any behavior that contradicts these principles.
○ Accompanying athletes or supporting by car etc. is prohibited.
○ Private support is prohibited.
Time Measurement
○ Ankle bands (time measuring devices) will be distributed at the time of athlete registration.
○ Please download completion certificates from the website online after the event.
Athlete Registration
○ Prepare your registration QR code, ID card (Passport, driver's license, health insurance card, My Number card, etc.), and bicycle inspection certificate.
○ Please be sure to register during the designated time. No registrations will be accepted outside of the indicated hours.
○ For Type R, the entire team does not need to come to registration desk together. You may register separately if your team is arriving at different times. Be sure that all members must check-in at registration.
Event Information
○ Event information videos will be available starting in mid-August. Please be sure to watch them before participating in the event.
○ After reviewing the athlete guide and event information video, please obtain your QR code for registration.
Official Schedule
| September 5（Friday） | 10:00〜16:00 | Registration |
| 16:30〜18:30 | Island Festival Party | |
| September 6（Saturday） | 7:30〜9:15 | 24th Sado Junior Triathlon |
| 10:00〜17:00 | Registration | |
| September 7（Sunday） | 6:00 | Type A/RA start |
| 7:30 | Type B/RB start | |
| 18:00 | Type B/RB finish | |
| 21:30 | Type A/RA finish | |
| September 8（Monday） | 7:00〜8:00 | Event Clean up |
| 9:45〜11:00 | Award Ceremony | |
| 11:30〜13:00 | ‘Mata Koicha’ (‘Come Again!’) Party |
Awards
◇ Type A
◇ Type B
Overall 1st～6th Place／By Gender
By Age Group 1st～3rd Place／By Gender（Excluding overall winners）
*Under 24 years old, and between 25 and 84 years old, in 5-year increments
Club: 1st to 3rd place - Total time of the top 4 athletes from the same club (2 Type A, 2 Type B)
◇ Type RA
◇ Type RB
Overall 1st to 6th place
*The awards ceremony will be held only for the overall and first place in each age group. (Type R: til 3rd place overall)
Organizer
Sado International Triathlon Executive Committee
Co-Organizer
Niigata Prefecture, Sado City
Supervisor
Sado City Sports Association