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Jinata Onsen

Shikinejima, Tokyo, Japan
Jinata Onsen
Location
Shikinejima, Tokyo, Japan
Water type
sulfurous
pH
6.5

Water profile

Mineralisation
Bio-active
LowHigh

Rich in active gases or metals — a strong mineral character.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

SoufreSulfuresSulfates

Jinata Onsen sits on Shikinejima island off Tokyo, where turquoise-tinted sulfurous water emerges close to the shoreline. An indoor bath and an ocean-facing outdoor bath (rotenburo), plus a sauna, make for a striking escape from the capital.

Insider tip — Jinata Onsen is an iconic onsen on Shikinejima Island (Izu Islands, Tokyo), freely accessible in a natural cave by the sea. A sulfurous, highly acidic geothermal spring (pH 1.8!) formed in a rocky crevice overrun with colourful algae — one of Japan's wildest and most photogenic onsen. Shikinejima is a 3-hour boat ride from Takeshiba, Tokyo.
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Frequently asked questions

What type of water is found here?
This spot features sulfurous water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année.