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Akayu Onsen

Yamagata · 赤湯温泉

Akayu Onsen is a hot spring town in Yamagata, Japan. It measures pH 7.3–9.5 — close to neutral. Officially the water is classed as chloride spring. Its sources put out around 1 litres a minute.

Chloride spring

The water here

Chloride spring 塩化物泉

Salty water. The salt leaves a thin film on the skin, so you stay warm well after leaving the bath.

The numbers

pH
7.3–9.5 (close to neutral)
Discharge
1 litres a minute
Address in Japanese
山形県南陽市

Figures from the town's Japanese Wikipedia article.

Where it is

38.0500, 140.1700 — open the map

Read more

Japanese Wikipedia

Other towns in Yamagata

Ginzan OnsenYamagata · 銀山温泉
Chloride springSulfur spring
Zaō OnsenYamagata · 蔵王温泉
Chloride springSulfate springIron springAcidic springSulfur spring
Atsumi OnsenYamagata · あつみ温泉
Chloride springSulfate spring
Hijiori OnsenYamagata · 肘折温泉
Chloride springBicarbonate spring
Yunohama OnsenYamagata · 湯野浜温泉
Chloride spring
瀬見温泉Yamagata
Chloride springSulfate spring
Kaminoyama OnsenYamagata · 上山温泉
Chloride springSulfate spring
Onogawa OnsenYamagata · 小野川温泉
Chloride springSulfur spring

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