Ubako Onsen

Kanagawa · 姥子温泉

Ubako Onsen is a hot spring town in Kanagawa, Japan. The water leaves the ground at 44–63°C, hot. Officially the water is classed as sulfate spring.

Sulfate spring

The water here

Sulfate spring 硫酸塩泉

Clear water with a faintly bitter taste. Known for holding heat.

The numbers

Water temperature
44–63°C
Address in Japanese
神奈川県足柄下郡箱根町

Figures from the town's Japanese Wikipedia article.

Where it is

35.2431, 139.0094 — open the map

Read more

Japanese Wikipedia

Other towns in Kanagawa

Hakone OnsenKanagawa · 箱根温泉
Simple springChloride springBicarbonate springSulfate springSulfur spring
Tsunashima OnsenKanagawa · 綱島温泉
Bicarbonate spring
Tsurumaki OnsenKanagawa · 鶴巻温泉
Chloride spring
Yugawara OnsenKanagawa · 湯河原温泉
Chloride springSulfate spring
Nanasawa Onsen-kyoKanagawa · 七沢温泉
Simple spring
阿部倉温泉Kanagawa
油壺温泉Kanagawa
Chloride spring
三浦マホロバ温泉Kanagawa
Chloride spring

Planning a first soak? Read how an onsen stay works, and what to do if you have tattoos.