
- Baignade
- Extérieur
Kusatsu produces more hot spring water than any other Japanese resort, and Sainokawara Park is where it runs openly through the rocks before filling a vast rotenburo at the head of the valley.
Le regard Balnevia
Pourquoi y aller
For the walk through the steaming park and then a very large outdoor bath in snow, surrounded by pine forest.
Recommandations
Hotels nearby
Découvrez où dormir près de Sainokawara Rotenburo.
L'eau
Eau thermale
- Source
- Yubatake and Sainokawara sources
- Minéralisation
- Strongly acidic sulphur-chloride, pH about 2
- Caractère
- Among Japan's most acidic waters; famously antibacterial
Équipements
- Thermal pools
- Outdoor pools
Histoire
Kusatsu Onsen has been recorded since the twelfth century and was ranked among Japan's finest waters by Edo-period physicians.
Informations pratiques
Wash thoroughly before entering; tattoos may be restricted. Separate male and female baths. The water is strongly acidic — remove jewellery.
Y aller
Bus from Naganohara-Kusatsuguchi station, then ten minutes on foot from the Yubatake through the park.
Situation
Lieux liés
Autres bains thermaux en Japan

Hakone/Japan
Hakone Yumoto Onsen
The oldest onsen district in Hakone, where ryokan baths look onto the Sukumo river valley.
Température de baignade 41°C

Beppu/Japan
Takegawara Onsen
Beppu's 1879 bathhouse, known for its hot sand baths.
Température de baignade 43°C

Matsuyama/Japan
Dōgo Onsen Honkan
One of Japan's oldest hot springs, in a wooden bathhouse of 1894.
Température de baignade 42°C