Nagano Yamanouchi Town
Spectacular open-air baths overlooking the Shinshu mountain range and a highly heat-retentive natural hot spring
"Yudanaka Onsen Aburaya Tōsen" is a hot spring ryokan in Yamanochi, Nagano Prefecture. In the expansive bath floor, where the murmur of the Yomase River and the majestic mountains of Shinshu form a scenic backdrop, travelers are welcomed by a variety of baths with distinct atmospheres, including an open-air bath that sparkles as if blending into the color of the sky and a reclining bath that lulls you into a pleasant drowsiness. The natural hot spring, a chloride spring that gently envelops the skin, brings warmth that lingers long after you leave the bath. A dry sauna where you can quietly work up a deep sweat and alternating hot-and-cold bathing with a crisp, chilled cold plunge bath sharpen both body and mind. Special rooms with private saunas and a rooftop bar overlooking the starry sky promise an extraordinary stay for mature adults.

An open and spacious large bath with a panoramic view of the Yomase River flowing below and the distant mountain ranges of Shinshu. When you let yourself sink into the roomy tub, the mellow chloride spring natural hot spring softly caresses your skin. As you move between a reclining bath, massage bath, and other varied tubs, you can be deeply soothed by the breath of nature and the warmth of the water.

Another large bath set against the canvas of Shiga's mountain ranges through the changing seasons. It features a fantastical open-air bath whose colors shift through seven hues over time, along with playful baths such as a cascading shower bath that provides a pleasant stimulation. With the magnificent scenery as a borrowed landscape, you can savor the ever-changing colors of the sky and the blessings of the hot water to your heart's content.

A private reservable open-air bath fitted with a Shigaraki ware tub. You can monopolize the sweeping panoramic view and the sound of the wind crossing the river without worrying about anyone else's gaze. Whether conversing with someone important to you or quietly surrendering yourself to the silence alone, you can fully enjoy a special bath just for you.

A special guest room with a private open-air bath on the terrace. While feeling the rich nature of Yudanaka and the clear murmur of the river up close, you can enjoy the famous waters as many times as you like at any time of day, whether in the morning light or on a night filled with stars. It promises the extraordinary luxury of simply facing nature and being embraced by the water.

A serene dry sauna embraced by the warmth of wood. The powerful yet gentle heat radiating from the heat source wraps the entire body evenly. As you close your eyes and breathe quietly, the noise of everyday life drifts away, and with the sweat that keeps flowing, both body and mind are gradually released from tension. In this deeply immersive setting, you can savor a quiet time to face yourself.

A private, reservable bedrock bath in an individual room, where you lie on a warm natural stone bed and slowly warm your body to the core. Enveloped by mild heat that never feels stifling, you are gently encouraged to sweat in a soothing way. In the silence unique to a private space, you can enjoy an exquisite detox experience together with deep tranquility.

A private sauna prepared in select special guest rooms, where no one will disturb you. You can enjoy self-löyly by pouring water onto the heated sauna stones yourself. While receiving the rich steam and pleasant waves of heat with your whole body, you can fine-tune the space to your preferred humidity. In your own completely secluded sauna room, you can indulge in the ultimate relaxation.
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52 Extraordinary Destinations
A curator who has visited over 300 facilities nationwide handpicks 52 exceptional ones they wholeheartedly recommend. The only guidebook that deeply explores the allure of onsen and sauna—plus culture and etiquette.