Hirugami Onsen · Tenryukyo Onsen × Accommodation With Family PlanRecommended Hotel·Ryokan

An Onsen property located in a village recognized by the Ministry of the Environment as the best place in Japan to view stars. From the open-air bath, you can enjoy a sky full of stars. Meals include two delightful options: Irori cuisine using local ingredients from Minami Shinshu and Kaiseki cuisine.

The oldest Ryokan in Hirugami Onsen, nestled in the rich nature of Southern Shinshu. The popular cave bath features the first-ever hot spring source of Hirugami Onsen, offering an abundant flow and a variety of baths worthy of its name as the origin. The pH 9.7 water is also known as Shingen's hidden onsen and a beauty-enhancing bath, making it irresistible to bathe multiple times during your stay. In spring, vibrant peach blossoms bloom in abundance, and at night, Japan's best starry sky certified by the Ministry of Environment shines brightly. In 2023, some rooms were renovated to offer various Japanese-Western styles for your comfort. Enjoy relaxing moments with the sound of a flowing river while savoring seasonal dishes made with fresh ingredients and soaking in our spacious onsen facilities.

An accommodation with the concept of "Health and Healing." The hot spring water at Hirugami Onsen boasts a pH of 9.7 and high salinity, known as a beauty-enhancing onsen. The large public bath features the only sit-down bath in Hirugami Onsen, allowing you to enjoy the onsen comfortably for as long as you like. The renovated guest rooms offer luxurious spaces, including rooms with open-air baths and newly introduced health-focused rooms produced by Phiten, favored by top athletes. Meals feature Kaiseki cuisine centered around Shinshu Premium Beef and colorful seasonal local ingredients. Enjoy a blissful time that satisfies your body, mind, and appetite.

Nestled in the Hirugami Onsen area of Achi Village, Minami-Shinshu—often praised as home to Japan’s finest starry skies—Oyado Sansui is an Accommodation where you can truly unwind. Enjoy the “beauty-skin bath” in an alkaline sulfur spring known for its silky feel, and savor seasonal cuisine for a luxurious moment of indulgence. A lounge with complimentary drinks is available, and from the guest rooms and corridors you can look out over “Suiten Tenjo Garden,” created by a Kyoto gardener. Let your spirit be refreshed by breathtaking scenery of waterfalls, stone gardens, and flowers—why not spend a blissful holiday here?

From the property situated on a hill in Hirugami Onsen, you can enjoy a panoramic view of the onsen town. The onsen, with its smooth and skin-friendly water quality, is popular as the "Beauty Skin Bath." It boasts spacious public baths and open-air baths. Surrounded by the mountains of Southern Shinshu, you can savor Southern Shinshu kaiseki cuisine made with seasonal ingredients. The guest rooms are standard Japanese-style rooms of 10 tatami mats, perfect for relaxing. Enjoy the healing of both body and mind while gazing at Japan's best starry sky, certified by the Ministry of the Environment. Day-use bathing is also welcome.