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Shimaoka Onsen

Shimaoka, Hyogo, Japan
Shimaoka Onsen
Location
Shimaoka, Hyogo, Japan
Water type
silica
Temperature
42 °C
pH
7.2

Water profile

Thermicity
Sedative
42 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Balancing
LowHigh

Rich in trace elements — gentle on the skin.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

SiliceSodiumBicarbonates

Shimaoka Onsen is a community thermal facility in the city of Ono in the Harima plain of Hyogo Prefecture, the historic 'city of blades' whose tradition of crafting tatami-cutting knives, geta wooden clogs, and agricultural tools has sustained artisanal metalworking workshops since the Muromachi period. The warm mineral waters draw from the deep geological strata of the central Hyogo highlands, offering sodium-bearing thermal immersion that soothes the hands and bodies of craftspeople engaged in the demanding physical labor of metalwork and woodworking. Ono's compact, traditional townscape of tile-roofed workshops, blade displays, and seasonal flower festivals at Kanouike Park provides a characteristically Hyogo backdrop of craft heritage and natural beauty for this community hot spring.

Insider tip — Shimaoka Onsen occupies a rural corner of eastern Hyogo Prefecture, drawing silica-rich waters from deep geological strata beneath the Harima highlands. The peaceful countryside setting, with rice paddies stretching to the horizon, makes soaking here feel like stepping back in time.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 42 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features silica water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).