Around Minakami Town Akazawa Ski Resort × Accommodation For Postpartum Mothers To Rest ComfortablyRecommended Hotel·Ryokan

[Awarded TripAdvisor Japan’s Top 25 Ryokan for Five Consecutive Years] Step through the small gate lit by amber lanterns and you’ll be embraced by the warmth of beautifully polished wood. Surrender to a gentle sense of nostalgia, unwind at your own pace, and let your mind be set free—Shima Onsen Kaigen, a serene hidden retreat in the quiet forests of Shima.

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.

Opened in November 2024, "Kanouya Shima Onsen" offers all rooms with private open-air Onsen baths featuring natural hot spring water. Situated along the clear Shimagawa River, you can enjoy breathtaking views of Shima's nature through large windows and from the baths. Escape the hustle and bustle of the city and indulge in a relaxing time immersed in nature.

We cherish a quietly flowing sense of time, focusing on stays for two, such as couples and partners. From the guest rooms and baths, you can hear the gentle murmur of the river and relax away from everyday life. Meals are prepared entirely by hand, featuring ingredients mainly from Gunma Prefecture. There is no large public bath; instead, you may use our three private reservable baths free of charge. Each bath is supplied with “Gomusō-no-Yu,” the original hot spring source of Shima Onsen.

You can enjoy five different baths and seven unique tubs, all available for private use. Meals are served in "Roan," a completely private dining area with a hearth at each table, where you can leisurely savor charcoal-grilled dishes and local cuisine.

Along the Shima River, enjoy 100% natural Onsen with three abundant private sources in various bathing facilities. Savor the Satoyama Kaiseki cuisine, featuring the bountiful mountain and river delicacies of Gunma.

“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.