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Kawasaki Tama Onsen

Kawasaki, Kanagawa, Japan
Kawasaki Tama Onsen
Location
Kawasaki, Kanagawa, Japan
Water type
sodium chloride
Temperature
41 °C
pH
7.3

Water profile

Thermicity
Sedative
41 °C
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.

SodiumChloruresBrome

Kawasaki Tama Onsen serves the Tama Ward of Kawasaki, a green, hilly western ward of Japan's seventh-largest city where the forested slopes of the Tama Hills rise above the industrial flatlands of the Tama River delta, providing the city's residents with accessible mountain hiking, parks, and the neighborhood thermal bathing culture of this community onsen. The siliceous mineral waters draw from the deep geology beneath the Tama plateau, providing warm skin-enriching immersion for a ward whose elevated terrain and relatively lower population density give Kawasaki Tama a more suburban, parkland character than the dense industrial wards along the city's waterfront. The Tama Ward's access to Ikuta Ryokuchi Park—one of the largest urban green spaces in the Yokohama-Kawasaki corridor, with an open-air architectural museum—and the warm mineral waters of the neighborhood onsen make this western Kawasaki ward a more nature-oriented complement to the industrial identity that dominates perceptions of Japan's steel city.

Insider tip — Tama Ward is the green, hilly western edge of Kawasaki city, a striking contrast to the industrial riverside zones Kawasaki is known for. The sento draws sodium-chloride thermal water that carries the characteristic dark amber colour of the Kanto black-water springs, prized for moisturising and warming the body deeply. The quieter pace of Tama compared to central Kawasaki makes this one of the more relaxed bathing experiences in the metropolitan area.
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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 (idéal automne-hiver).