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Kawakumi Onsen

Hakodate, Hokkaido, Japan
Kawakumi Onsen
Location
Hakodate, Hokkaido, Japan
Water type
thermal
Temperature
41 °C
pH
7.3

Water profile

Thermicity
Sedative
41 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Balancing
LowHigh

Rich in trace elements — gentle on the skin.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

BicarbonatesCalcium

Kawakumi Onsen flows with simple thermal waters in Japan, providing the gentle, mineral-light bathing experience that represents the most universally accessible dimension of the country's extraordinary onsen culture, prized for the unpretentious warmth and skin-friendly properties of lightly mineralized geothermal water. The name Kawakumi, meaning upper reaches of the river, suggests a spring positioned high in a mountain watershed, likely near the headwaters of a stream or river valley, giving the facility a naturally secluded and elemental character typical of Japanese springs found at the edge of inhabited terrain. Kawakumi Onsen invites visitors to experience the meditative simplicity of bathing in pure, naturally heated spring water in a riverine mountain setting where the sound of flowing water and the warmth of the earth create the complete and deeply satisfying environment of authentic Japanese onsen culture.

Insider tip — Kawakumi Onsen sits in southern Hokkaido near the Oshima Peninsula, a region geographically linked to the Tsugaru Strait and the historic port of Hakodate. Hokkaido's simple thermal springs in this southern zone tend to be colorless and neutral, contrasting with the more dramatically sulfurous or acidic springs of the island's volcanic interior. The Hakodate area is famous for its star-shaped Goryokaku fort, morning seafood markets, and the panoramic night view from Mount Hakodate. This spring offers a relaxing local bath experience drawing on the geothermal activity of the Oshima volcanic group.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 41 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features thermal water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).