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Wakayama Katsuragi Onsen

Katsuragi, Wakayama Prefecture, Kii Peninsula, Japan
Wakayama Katsuragi Onsen
Location
Katsuragi, Wakayama Prefecture, Kii Peninsula, 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

Katsuragi, in the eastern Wakayama Prefecture highlands bordering Nara and Osaka, is an agricultural community in the upper Katsuragi River headwaters zone whose traditional persimmon and plum cultivation, mountain forestry, and the remote highland setting of the Kada and Shirakami shrine traditions create a quietly cultural and agricultural spa setting on the Wakayama highland fringe. Wakayama Katsuragi Onsen draws on sodium and bicarbonate thermal waters from the geothermal resources of the Katsuragi mountain zone, providing restorative baths in a highland agricultural community whose traditional fruit cultivation, mountain forest landscape, and position at the highland junction of Wakayama, Nara, and Osaka prefectures create an appealingly remote and naturally refreshing spa setting. The traditional Katsuragi mountain persimmon and plum orchards, the forested highland trails above the Katsuragi River valley, and the access to the ancient Katsuragi road connecting Mount Kongo and the Yamato highland pilgrimage routes create a pleasantly agricultural and mountain-connected spa destination in eastern Wakayama Prefecture.

Insider tip — Katsuragi town occupies a fertile valley in inland Wakayama where persimmon cultivation dominates the landscape and the onsen draws from shallow bicarbonate aquifers in the Kii foothills. The facility here caters to local farmers and families and maintains an unpretentious rural atmosphere typical of this agricultural part of the peninsula. Visiting in autumn when the persimmon trees turn orange-red adds a striking visual dimension to the experience.
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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).