Yanai Swimming School; Kenko Yoda Onsen
Yanai, Yamaguchi, Japan
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- Location
- Yanai, Yamaguchi, 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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Yanai Swimming School / Kenko Yoda Onsen, located in Yanai, Yamaguchi Prefecture, taps sodium-chloride water at 41°C. The facility includes an indoor bath, an outdoor rotenburo, and a sauna.
Insider tip — Yoda Onsen serves Yanai City, one of Japan premier goldfish breeding centres where ornamental carp cultivated since the Edo period now supply fish markets and aquarium enthusiasts worldwide. The Yanai traditional townscape of white-walled merchant houses preserved along the White Wall Street district is one of the finest Edo-period commercial streetscapes surviving in western Japan, and the annual Yanai Goldfish Festival fills the old waterways with lanterns each August.
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.