Minami Alps Akaishi Onsen Shirakabaso南アルプス赤石温泉白樺荘EP 420:362025-09-12(Not the Akaishi Onsen from SP3, so don't mix them up!) The two who turned back soaked in a hot spring near Lake Hatanagi. This open-air bath overlooks the Southern Alps and also offers overnight stays. Bath fee 600 yen. Open year-round (except the winter road closure period). 20 parking spaces.
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