サイクリングしまなみ takes place on Sun, Oct 25, 2026 in 今治市, Japan. The main route is 140 km.
- Date
- Sun, Oct 25, 2026
- Start
- 今治市 🇯🇵
- Distance
- 140 km
- Level
- Open to all
Toe the line at サイクリングしまなみ in your best shape
A training plan built around your fitness and this race, adapted every day as your form changes. Attach the course and it prepares for the climbs too.
Start freeFree to start · No credit card
This is Japan's largest international cycling event, a fun ride where participants can specially ride on the main highway of the Setouchi Shimanami Kaido (Nishi-Seto Expressway), which is normally closed to bicycles.
What this race demands
This 140 km road ride demands sustained endurance and efficient pacing over a full-day effort on a closed-highway course.
Sustained Endurance
Covering 140 kilometers requires a deep aerobic base and the capacity to turn the pedals continuously for many hours.
Pacing Control
A distance of this length necessitates disciplined energy management early in the ride to prevent late-stage fatigue.
Target 60 to 90 grams of carbohydrates per hour to maintain energy output across an expected duration exceeding four hours.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
4:20–5:15
Peak-week training
6–8 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Frequently asked questions
When is サイクリングしまなみ?
サイクリングしまなみ takes place on Sun, Oct 25, 2026 in 今治市, Japan.
How long is サイクリングしまなみ?
The main route is 140 km.
What does サイクリングしまなみ demand?
This 140 km road ride demands sustained endurance and efficient pacing over a full-day effort on a closed-highway course.
Who is サイクリングしまなみ for?
サイクリングしまなみ is open to all participants.
Similar races
Brasil Ride Maratona da Paraíba
ZRL Race 4 – Watopia Figure 8 Reverse TTT (Zwift)
ZRL 2026/27 Round 1 Race 4 – Figure 8 Reverse TTT (Zwift)
Challenge Vuelta a Mallorca Masters
Organising this race?