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- Kusatsu Onsen! The world-famous waters!
One of Japan's three top hot springs
Kusatsu Onsen boasts the largest natural water flow of all hot springs in Japan. More than 32,300 liters of spring water gush out every minute – the equivalent of some 230,000 barrels per day!
It is thanks to this incredible volume of water that the inns and spa facilities in Kusatsu enjoy free flowing spring water.Soak away your cares in hot water "straight from the source".
One of Japan's most acidic springs, with a pH of just 2.1 (Yubatake spring), the incredible properties of Kusatsu's waters gives them antibacterial properties that are simply remarkable.The bactericidal action of miscellaneous germs is outstanding.
Kusatsu Onsen has long been a favorite place for people to come and relax, recuperate, and refresh body and soul.
(Japan's three most famous hot springs: Gero Onsen, Arima Onsen, Kusatsu Onsen)
Situated in the heart of the hot spring precinct, Yubatake is the symbol of Kusatsu Onsen.
With 4000 liters of hot water gushing out of the spring every minute, the air is constantly filled with rising steam.
Around Yubatake, the paved streets, stone fences, and benches shaped like Mt. Shirane form a park around which you can enjoy a stroll after your bath.
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Yukemuri-tei (foot bath) Just a few minutes with your hands or feet in the bath is enough for the warmth of the water to take effect. 
"Netsunoyu" "Netsunoyu" which stands in front of the Yubatake of Kusatsu Onsen.
At this traditional bathhouse, visitors can see demonstrations of yumomi ("water stirring") and traditional dance done to a local folk song.
