Tennen Onsen; Asahi no Yu
Asahi, Chiba, Japan
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- Location
- Asahi, Chiba, Japan
- Water type
- sodium chloride
- Temperature
- 41 °C
- pH
- 7.3
Water profile
Thermicity
Sedative
LowHigh
Relaxing — deep, immediate muscle release.
Mineralisation
Restorative
LowHigh
Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
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Tennen Onsen Asahi no Yu is located in Asahi, Chiba prefecture, near the Pacific coast. Its sodium-chloride water reaches 41°C with a pH of 7.3, alongside an indoor bath, an outdoor rotenburo and a sauna.
Insider tip — Asahi, the rising sun, is aptly named for this Pacific coast city where dawn breaks first in eastern Chiba over the Kujukuri strand. The long sandy beach, one of Japan widest, draws surfers year-round, and this tennen onsen is the perfect warm recovery after a cold morning in the water.
Nearby
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 sodium chloride water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année.