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Trekking in Yakushima

Kyushu·Japan

Trekking in Yakushima

Photo: Wikimedia Commons · Wikimedia · CC BY-SA 3.0

Epic4.5 hours – 2 daysPermit required

Why go

Yakushima is a mountain rising straight out of a subtropical sea, drenched by more rain than almost anywhere in Japan and, because of it, buried under moss so deep the forest looks enchanted — it is the landscape Studio Ghibli drew on for Princess Mononoke. The walk to Jōmon Sugi, a Japanese cedar that was already ancient when Rome fell, runs some twenty-two kilometres out and back on an old logging railway and forest trail.

Add Miyanoura-dake, the island's high point at 1,936 metres, and it becomes a full traverse. Expect to be rained on — it rains here most days, and that is precisely what makes the forest what it is — and expect a long day of around ten hours to reach the tree and return.

A forest-conservation donation applies, and private cars are restricted on the Arakawa access road in peak season, so you take an early shuttle bus. Come in spring or autumn, and come ready for wet.

When

In season: Apr–Jun, Sep–Nov

Who it’s for

Skill
Intermediate–Advanced
Effort
Demanding
Suitable from
13+ · Teen+
Crowds
Steady
Cost
$$$

Trekking specifics

Rainfall
among the highest in Japan
Summit
1,936 m
Round trip
22 km
Walking hours
10
Tree age years
2000–7000 (disputed)

What to expect

A mountain rising straight out of a subtropical sea, drenched by more rain than almost anywhere in Japan and, because of it, buried under moss so deep the forest looks enchanted — the landscape Studio Ghibli drew on for Princess Mononoke.

The walk to Jōmon Sugi, a Japanese cedar already ancient when Rome fell, runs some twenty-two kilometres out and back on an old logging railway and forest trail, a long day of around ten hours. Add Miyanoura-dake, the island's 1,936-metre high point, and it becomes a full traverse.

Expect to be rained on — it rains here most days, and that is exactly what makes the forest what it is.

Routes

What the difficulty bands mean
easy
Accessible with basic fitness; no technical skills or exposure.
moderate
Sustained effort or some exposure; comfort on the terrain expected.
hard
Long, technical or serious — experience and the right conditions required.
  1. Shiratani Unsuikyō

    easy

    Moss forest and the ravine that inspired Princess Mononoke

    8 km400 m ascent4.5 hours
  2. Jōmon Sugi via Arakawa

    moderate

    The oldest cedar on the island, up the old logging railway

    22 km900 m ascent10 hours
  3. Yodogawa to Kuromi-dake

    moderate

    Granite domes and high moor, the quiet side of the interior

    14 km800 m ascent7 hours
  4. Miyanoura-dake

    hard

    The high point of Kyūshū, usually linked with the cedar over two days

    20 km1,300 m ascent2 days

How to start

Come in spring or autumn — April–June or September–November — and come ready for wet, with proper waterproofs and boots that cope with mud and slick roots. A forest-conservation donation applies.

Private cars are restricted on the Arakawa access road in peak season, so you take an early shuttle bus to the trailhead — plan for the very early start. This is intermediate-to-advanced walking with a genuinely long day to the tree and back, so come fit.

Reach the island by ferry or short flight from Kagoshima. Book accommodation ahead, and treat the rain as part of the experience rather than a setback.

What else is in Kyushu

Trekking elsewhere

Good to know

Who it's for
Teenagers and up. Skill: intermediate to advanced.
How long
3 days. A long weekend.
Permits and guides
A permit, booking or quota applies. Sort it before anything else.
When to go
Best months: Apr, May, Jun, Sep, Oct, Nov.

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