Around Minakami Town Akazawa Ski Resort × Exclusive Villa-Type AccommodationRecommended Hotel·Ryokan

An accommodation close to the sky, located in the highest area and innermost part of Shima Onsen within Joshin'etsu National Park. Enjoy the pure air, chirping birds, rich nature, and high-quality onsen water from four natural sources (all rooms equipped with private onsen baths), offering a rejuvenating experience for both body and mind.

Since its establishment in Genroku 7 (1694), "Sekizenkan" has welcomed guests for over 300 years, with a constant flow of visitors seeking Onsen therapy. The Property features three distinct buildings: the "Main Building," known as the oldest Onsen inn architecture in Japan, where the culture of Onsen therapy still thrives; the "Sansou," designated as a Registered Tangible Cultural Property of Japan for its excellent design and architectural techniques in the Momoyama style; and the "Kashoutei," located at the highest point in Shima Onsen, surrounded by the tranquility of ancient pine trees. At Sansou and Kashoutei, guests can savor exquisite kaiseki cuisine prepared by the head chef. Enjoy a variety of Onsen experiences, including the retro-modern "Genroku no Yu" and the seasonal "Mori no Yu."

“Kura-no-Yu,” a renovated Meiji-era storehouse bath, offers a lukewarm soak in our private 36°C natural hot spring, along with guest Rooms set within a traditional Japanese house of white plaster and black lacquer finishes. Each Room is equipped with a massage chair, and we welcome you with relaxed, unobtrusive hospitality. Furnishings, antiques, calligraphy, and paintings are displayed throughout the property, creating an atmosphere like an art museum. For dining, savor creative cuisine made with local and seasonal ingredients to your heart’s content.

Set beside the scenic Shima River Gorge, with views of Fusen-kyo Gorge—also known for its brilliant autumn foliage—ShimaBlue is a secluded retreat in the mountains. With the soothing sounds of the Shima River nearby, this is Shima Onsen’s first private cottage property featuring open-air Onsen baths, offering seven distinctive spaces to relax and enjoy the renowned waters of Shima Onsen.The seven guest cottages each feature their own uniquely designed private open-air Onsen bath. Lined up along the river, they offer an airy terrace where the gentle murmur of flowing water creates a calming atmosphere. Dining includes our signature barbecue showcasing carefully selected ingredients from Gunma Prefecture, along with a wide selection of local craft beer, wine, and more. Surrounded by the beautiful nature of the Shima River—beloved as “Shima Blue”—enjoy an unforgettable villa-style stay filled with scenery, cuisine, and local blessings.

A wooden Property located on a hill in the onsen town. The interior is clean and full of charm. It features 4 Japanese-style rooms and 2 rooms with open-air baths and a wood cabin-style bath. Guests can enjoy various baths, including a panoramic bath, a storehouse-style bath, and two private open-air baths. The "Hatago Gozen," a meal highlighting local flavors, is popular among guests of all ages.