Cycling

ツール・ド・ちば

ツール・ド・ちば took place on Sat, Oct 10, 2026 in 木更津市, Japan. The main route is 108 km.

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Date: Sat, Oct 10, 2026
Start: 木更津市 🇯🇵
Distance: 108 km
Level: Open to all

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This is a cycling event that includes a long course of approximately 108km that runs through the Boso Hills and along the coast, starting and finishing at Kazusa Academia Park in Kisarazu City.

Official event page

What this race demands

This 108 km cycling event requires sustained aerobic endurance to cover the long distance across coastal and hilly terrain.

Aerobic endurance

Covering 108 km requires a well-developed aerobic engine and the ability to maintain steady pacing over several hours in the saddle.

Terrain versatility

The route traverses both coastal roads and the Boso丘陵 hills, demanding adaptability to rolling topography and changing wind conditions.

A ride of this distance will likely exceed three hours, requiring a consistent intake of 60 to 90 grams of carbohydrates per hour to maintain performance and prevent glycogen depletion.

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

3:10–3:50

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 ツール・ド・ちば?

ツール・ド・ちば took place on Sat, Oct 10, 2026 in 木更津市, Japan.

How long is ツール・ド・ちば?

The main route is 108 km.

What does ツール・ド・ちば demand?

This 108 km cycling event requires sustained aerobic endurance to cover the long distance across coastal and hilly terrain.

Who is ツール・ド・ちば for?

ツール・ド・ちば is open to all participants.

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