Photo: Drph17 · CC BY 4.0 · Wikimedia Commons

新胎内温泉

Niigata

新胎内温泉 is a hot spring town in Niigata, Japan. The water leaves the ground at 51.6°C, hot. It measures pH 8.6 — mildly alkaline, the slippery kind. Officially the water is classed as bicarbonate spring and sulfate spring. 1 inns take visitors here.

Bicarbonate springSulfate spring

The water here

Bicarbonate spring 炭酸水素塩泉

Smooth, slightly slippery water. Often nicknamed bihada-no-yu, the water for beautiful skin.

Sulfate spring 硫酸塩泉

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

The numbers

Water temperature
51.6°C
pH
8.6 (mildly alkaline)
Inns
1
Address in Japanese
新潟県胎内市夏井

Figures from the town's Japanese Wikipedia article.

Read more

Japanese Wikipedia

Other towns in Niigata

Tsukioka OnsenNiigata · 月岡温泉
Chloride springSulfate springSulfur spring
Iwamuro OnsenNiigata · 岩室温泉
Chloride springSulfur spring
Matsunoyama OnsenNiigata · 松之山温泉
Chloride spring
Senami OnsenNiigata · 瀬波温泉
Chloride spring
Akakura OnsenNiigata · 赤倉温泉
Bicarbonate springSulfate spring
Echigo Yuzawa OnsenNiigata · 越後湯沢温泉
Chloride springSulfur spring
Tsubame OnsenNiigata · 燕温泉
Chloride springBicarbonate springSulfate springSulfur spring
咲花温泉Niigata
Chloride springSulfate springSulfur spring

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