HomeDestinationsJapanSenzaki to Yamaguchi Ride
Hard
Cycling
🇯🇵 Japan
Recorded Trail

This track was recorded on the ground by an actual expedition vehicle.

ID: JP-35-02

Senzaki to Yamaguchi Ride

Added on 9 Oct 2026
Logged by @trailxon11 May 2013

72.5 km paved ride from Senzaki on the Sea of Japan coast across the hills to Yamaguchi city, with about 500 m of climbing.

Trail Map

Initialising Map Engine...

Trail Profile

General Instructions

Ride on the left and plan a train back from Yamaguchi, as this is a one-way route.

Weather check

At Start
20m

Sampling Micro-Climate...

34.3921, 131.2001

Slide to preview conditions across the entire route • Point: 34.3921, 131.2001 @ 20m

Quick Stats

Distance
72.47 km
Type
Cycling Sector
Elevation Range
7m - 295m
Max Elevation
295 m
Max Gradient
15.6%
17.7%

Highlights

  • Senzaki
  • Nagato Yumoto Onsen
  • Yamaguchi

Field Radio Protocol

VHF-UHF Communication

Emergency Simplex
146.520MHz
Team Coordination
446.006MHz
Scout Primary
146.400MHz

Propagation Telemetry

Ridge Line

92%

Gorge Floor

18%

Sector Relay: Sector Alpha Relay• 12-18 KM Range

Regulatory Compliance

VHF/UHF frequencies are for monitoring and emergency coordination only. Transmitting on these bands may require an Amateur Radio License or regional government permits. Check local telecommunications laws before operation.

Technical Analysis

Total Ascent

+498 m

Total Descent

-507 m

Ruggedness Index

Terrain Roughness Index

Vertical displacement per km. Typical range: 0 (Smooth) to 100+ (Extreme Mountain).

0 (Smooth)50 (Steep)100+ (Extreme)
13.9

13.9

Tortuosity Index

Route Curviness Index

Ratio of actual path to straight line. Typical range: 1.0 (Direct) to 3.0+ (Switchbacks).

1.0 (Direct)2.0 (Winding)3.0+ (Serpentine)
1.91

1.91

Gradient Distribution

Flat (0-3%)61%
Moderate (3-8%)30%
Steep (>8%)9%

Surface & Hydrology

Paved97%
Unpaved3%

Surface Spectrum Analysis

Asphalt
97%
Dirt Track
3%
Water Crossings

Includes only technical water fords where the vehicle actively enters a stream or riverbed. Permanent bridges are excluded from this count.

0

Difficulty Analysis

SCORE: 53

Difficulty is determined by a technical multi-vector analysis of elevation profile, surface quality, and topographic intensity.

Resulting CategoryHard

Bounding Box (WGS84)

MIN LAT: 34.092149
MAX LAT: 34.397500
MIN LON: 131.194372
MAX LON: 131.403923

Point Spacing: 13.4 m • Engine: TrailX Precision GPX ANALYTICS v1.0.0

Reviews & Discussion0

Expedition notes, route modifications, and surface updates shared by the community.

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Plan this trip

Before you go: Senzaki to Yamaguchi Ride

Best time to go

Apr, May, Oct, Nov

Mount Fuji's official climbing season runs only from early July to early September. For other routes, April to May and October to November are best. The rainy season (June to mid-July) and the typhoons of August and September can disrupt plans.

Navigate it offline

Download this trail and its map in the free TrailX app for turn-by-turn guidance, off-route alerts and GPS recording without signal.

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