Kashikiri Kakenagashi Onsen; Yu
Minakami, Gunma, Japan
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- Location
- Minakami, Gunma, Japan
- Water type
- sulfurous
- Temperature
- 44 °C
- pH
- 6.5
Water profile
Thermicity
Sedative
LowHigh
Relaxing — deep, immediate muscle release.
Mineralisation
Bio-active
LowHigh
Rich in active gases or metals — a strong mineral character.
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
SoufreSulfuresSulfates
Kashikiri Kakenagashi Onsen Yu, in Minakami, Gunma Prefecture, taps sulfurous water heated to 44°C. An indoor bath, an outdoor rotenburo, and a sauna are available at this well-known hot spring town in Gunma.
Insider tip — Kashikiri Kakenagashi Onsen represents the ultimate Japanese bathing luxury — kashikiri means the entire bath is reserved exclusively for a single group, while kakenagashi means the volcanic spring water flows continuously from source to drain without being recycled, filtered, or diluted. This combination of private exclusivity and pure volcanic water is the defining ideal of the Minakami highland onsen philosophy.
Nearby
Frequently asked questions
How hot is the water?
The water runs quite hot here, around 44 °C — a sedative water that brings immediate muscle release.
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.