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Myoken Onsen Kagoshima Rotenburo

Myoken, Kagoshima, Japan
Myoken Onsen Kagoshima Rotenburo
Location
Myoken, Kagoshima, Japan
Water type
bicarbonate
Temperature
40 °C
pH
8

Water profile

Thermicity
Sedative
40 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Restorative
LowHigh

Loaded with major ions — the essential minerals (Ca, Mg).

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

BicarbonatesSodiumCalcium

Myoken Onsen Kagoshima Rotenburo is an outdoor bath complex on the banks of the Amori River in the Kirishima volcanic zone of Kagoshima prefecture, where bicarbonate-rich crystal-clear waters flow through ryokan gardens in a forested highland setting between the Kirishima mountain shrines and the coastal Kinkowan Bay. The river rotenburo experience — bathing in outdoor pools immediately beside a rushing mountain stream — is particularly atmospheric in summer when the surrounding subtropical forest fills with the calls of night herons and in autumn when Japanese maples flame red against the volcanic stone bath surroundings. The Myoken area's cultural context includes the Miyazaki-Kagoshima border culture of Satsuma pottery, the Nango summer festival, and the extraordinary Miyazaki Prefecture coastal mythology connecting this volcanic landscape to Japan's original creation stories.

Insider tip — Myoken Onsen sits in a narrow river gorge in southern Kagoshima, where bicarbonate waters tumble between moss-covered boulders and bamboo groves. The outdoor rotenburo pools are at river level, giving the sensation of bathing inside the landscape itself. The Kirishima volcanic range looms to the north, a reminder of the geological forces heating the water beneath your feet.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 40 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features bicarbonate water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).