Around Jōetsu International Ski Resort × Accommodation With Onsen Spa RelaxationRecommended Hotel·Ryokan

A hidden Onsen accommodation nestled in the tranquil mountains of Minamiuonuma, featuring a natural sodium chloride and bicarbonate spring. The smooth "lotion-like water" is known for its beauty-enhancing properties and is suitable for alleviating conditions such as atopy, cold sensitivity, and joint pain. Fully renovated in June 2025, the facility offers pet-friendly rooms and private baths ideal for families with small children, catering to various needs. Enjoy a warm stay with local cuisine made from Minamiuonuma Koshihikari rice and other regional ingredients, paired with renowned Echigo sake. Surrounded by seasonal mountain views and serene silence, experience modern comfort blended with traditional charm that reflects the local culture. Our staff eagerly awaits your visit!

Located within the Muikamachi Ski Resort, our facility is available year-round for activities such as skiing and trekking. The Onsen large public bath is highly popular, offering views of the sacred Mount Hakkai on clear days. The hot spring features sodium chloride water, which warms you to the core and provides a relaxing experience for both body and mind. Enjoy the charming open-air bath during sunset.For dining, we offer a variety of Japanese, Western, and Chinese fusion dishes made with seasonal local ingredients. In the green season, enjoy views of Minamiuonuma's mountains; in the snow season, immerse yourself in a world of white landscapes. Our bright dining venue provides a casual atmosphere where you can relax and enjoy your meal.The facility also includes amenities such as a library, gift shop, kids' room, and coin laundry for your convenience.

Just 2 minutes from the Kanetsu Expressway Shiozawa-Ishiuchi Interchange! A convenient Property for a stay without meals. During the green season, it serves as a perfect base for sightseeing, leisure, or business in Echigo and Uonuma! Relax and unwind in the nature-rich Maiko Highlands. Across the road lies the Maiko Snow Resort slopes. Best location with "car-side parking & slope-side access." Step out to ski or snowboard directly from the slopes in front. Equipped with rental skis, snowboards, and changing rooms. Free parking available in front of the Property.

Local cuisine featuring vegetables and wild plants cultivated with organic fertilizers on our own farm, as well as the nation's top-quality "Minami Uonuma Koshihikari" rice, emphasizing local production for local consumption.Promote blood circulation with the "Medicinal Stone Bath" (paid) lined with 15 types of medicinal stones, and warm your body from the core with 100% natural Onsen directly from the source.A journey to "rejuvenate" in nature, away from the hustle and bustle of the city.

Our Ryokan is a hidden gem where you can experience the natural beauty of Minami-Uonuma and the soothing relaxation of Onsen. Featuring a space centered around a traditional Japanese "irori" hearth, evoking a nostalgic charm, we warmly welcome all our guests with heartfelt hospitality.The guest rooms are designed in a traditional Japanese style, exuding the warmth of wood, and offer spacious areas where you can enjoy breathtaking seasonal views. Surrounded by the nature of Minami-Uonuma, the location allows you to relish fresh greenery in spring, vibrant autumn foliage, and serene snowy landscapes in winter, making it the perfect retreat to refresh both body and mind away from the hustle and bustle of city life.Additionally, the smooth and gentle waters of Muikamachi Onsen are renowned as "beauty-enhancing waters," providing a rejuvenating soak that melts away daily fatigue.Our cuisine is a highlight, featuring dishes made with an abundance of locally sourced ingredients from Minami-Uonuma. Especially noteworthy are the rice made from the famous Uonuma Koshihikari and the seasonal local dishes, all of which are exquisite and leave a lasting impression."Irori-an" offers not only Onsen and dining but also a variety of Plans to experience local culture and seasonal events. Why not indulge in the unique "luxury of the heart" that can only be found here, accompanied by our heartfelt hospitality?We warmly invite you to spend a relaxing moment at Muikamachi Onsen "Irori-an."