Nationwide × Hot Spring Therapy AccommodationRecommended Hotel·Ryokan for family trips

A therapeutic Property at the foot of Mount Yake. With a pH of 1.2 and a source temperature of 98 degrees, it offers Japan's most acidic Onsen directly without any additives. Designed for healing and relaxation, with a nurse always on-site. This Facility focuses on physical and mental health rather than tourism. Breakfast is a buffet, lunch is ordered with meal tickets, and dinner is cafeteria-style to promote health from within. For those wishing to enjoy the Onsen as a tourist attraction, please use the affiliated facility, Shin-Tamagawa Onsen.

Established in the 7th year of Genroku. This is Japan's oldest property architecture designated as an important cultural property, also famous as the model for the movie "Spirited Away." Enjoy four diverse onsen, including the retro-modern "Genroku Onsen" and the "Mori Onsen" that reflects the changing seasons.

Indulge in one of Japan's finest Onsen at a mountain resort near Lake Tazawa. This globally rare Onsen boasts three "Japan's best" features: a strong acidic pH of 1.2 with hydrochloric acid as the main component, a source spring that releases 9,000 liters per minute, and Japan's only natural rock bath, renowned for its therapeutic benefits. Surrounded by beech forests, the Property features a warm, barrier-free design, ensuring a comfortable stay even for elderly guests. Enjoy highly praised meals featuring local specialties such as Akita sake and Hinai chicken. A Property that shines with its comprehensive appeal and pride in its Onsen.

The Yumoto Saito Ryokan, with a history of 284 years, is a charming property blending the Shirahone Onsen and the traditional ambiance of Shinshu. The onsen, sourced from its own spring since the Kamakura period, is milky white and is said to be effective for gastrointestinal ailments. All 53 guest rooms are named after notable novelists and poets, offering a serene space for relaxation. Additionally, you can savor Japanese seasonal course meals featuring the bounty of Shinshu's mountains and rivers.

Meto Onsen Hotel has been cherished as a therapeutic hot spring since its opening in 1901. The Onsen water, unchanged since its discovery, is 100% natural, free-flowing from the source, with no reheating. Enjoy the alkaline simple Onsen with a pH of 9.5, flowing at 120 liters per minute at a source temperature of 60°C, emerging by the Nukanan River from the Daisetsu mountain range. Surrounded by pristine forests, the open-air baths offer a serene natural environment. Relax and rejuvenate in the 100% natural, free-flowing Onsen, and savor your time of bathing. In November 2024, we opened the secluded accommodation wing, "Suou no Iori." This exclusive one-group-per-day private villa is nestled in the heart of nature, featuring a luxurious natural Onsen open-air bath, a wooden deck, a dome-shaped sauna with a wood-burning stove (additional charge depending on the Plan), and an outdoor cold bath. For dining, we present "Yamasemi," a new gourmet space also established in 2024. This addition brings a touch of the extraordinary to the over 100-year history of the hidden gem, Meto Onsen. We look forward to welcoming you.

A property with the concept of "Wellness and Art." A remarkable fusion of history dating back to the Muromachi period and contemporary art. Enjoy the cultural arts amidst the tranquility of vast nature, along with the blessings of onsen directly from the source and wholesome, body-friendly cuisine.

With a history of 700 years, this rare Onsen, known for its healing properties for eye ailments, is one of the hidden gems in the whole country. The "Eye Medicine Bath," featuring 100% natural flowing hot spring water, offers lukewarm temperatures perfect for long soaks. Enjoy this historic hidden Onsen, once used as a secret retreat by Uesugi Kenshin.

The warmth of wood and the luxury of Japanese style. Enjoy moments of true tranquility at the Sand Onsen Ibusuki Hakusuikan.

A long-established Property located on the slopes of Mount Eboshi, one of the five peaks of Mount Aso, preserving the Jigoku Onsen which first opened in 1803. Stepping into the main building, which is over 100 years old and has been renovated after the Kumamoto Earthquake, feels like entering a different world, as if traveling back in time. The Onsen features three different sources, offering 11 baths across four locations, each with unique water qualities and atmospheres. Guests can enjoy the "Suzume no Yu," a "miraculous bath" rich in sulfur content with water bubbling up from the ground, as well as the highly acidic "Moto no Yu" and "Tamago no Yu," choosing baths based on their benefits and purposes. For dinner, a variety of courses are available, including seasonal hot pots, irori hearth dishes, and Kyoto-style kaiseki cuisine. Local wild boar and venison, caught by local hunters, offer a rustic and unique taste of Aso. Experience the blessings of magnificent nature through the Onsen and cuisine.

A historic accommodation established in the first year of the Meiji era, located in Misasa Onsen, renowned for its world-class radon content and registered as a National Tangible Cultural Property. Enjoy a rejuvenating journey with unique onsen directly sourced from beneath your feet, indigo dyeing experiences, Ondol yoga, Mitokusan tours (forest bathing), and various other activities to soothe your mind and body.

The tranquility and gentle flow of the seasons are gifts from the heavens. Walk through the deep green woods. Cross the babbling brook. Reflect under the shadow of crimson leaves. "Kannon Onsen," a property with natural onsen, stands quietly in a serene mountain valley, where the ever-changing beauty of the seasons is reflected. Escape from daily concerns, free your mind and body, and relax at this "healing property."

In the spring of 2017, after about a year and a half of silence, a new chapter began. Founded in 1662. A history woven by Onsen waters—Edo, Meiji, Taisho, Showa, Heisei, Reiwa. Surrounded by magnificent nature, the scent of the waters lingers as artifacts from different eras and worlds add color and elegance to the Ryokan. Let your thoughts drift to the founder, Mannemon Matsuzaka. A long-established Ryokan beloved since the Edo period as an Onsen Accommodation—so renowned it even appears in ukiyo-e prints by Utagawa Hiroshige. From meetings between Takayoshi Kido and Takamori Saigo to a stay by Bunroku Shishi, leading figures of the Meiji era once gathered here. Since then, many guests—including members of the Imperial Family—have continued to visit.What captivates visitors is our rare, highly beneficial spring water found only here: it contains all three celebrated skin-beautifying types—sulfur springs, sulfate springs, and bicarbonate springs. Another reason is our abundant flow rate of 200 liters per minute. We adhere strictly to “100% free-flowing from the source,” with no added water, no heating adjustments, and no circulation.Moreover, the history of Hakone Ashinoyu is said to date back to the Nara period—more than 1,200 years ago.Now come and savor Hakone’s finest famed hot spring—a place cherished through time—and enjoy being part of its continuing story into the future.

Asahidake Onsen "Yumoto Yukomanso" is a Property located within Daisetsuzan National Park, where you can enjoy five natural hot spring sources and the great outdoors. Situated at Asahidake in the Daisetsuzan mountain range, Yukomanso is surrounded by majestic nature and beautiful alpine plants, beloved by many hikers. In spring, you can see budding plants amidst the lingering snow; in summer, vibrant alpine flowers in full bloom; in autumn, Japan's earliest autumn foliage; and in winter, the finest powder snow. The Onsen at Yukomanso has been continuously flowing since its discovery in 1914, providing over 300 liters of water per minute as its source. All five hot spring sources are natural free-flowing springs. Without any temperature adjustments, the spring water is directly channeled into the baths, allowing you to truly feel the blessings of nature. Water, air, Onsen... Spend a luxurious time surrounded by the wonders of nature.

Experience an extraordinary sense of scale. The grand garden bath, with a depth of 25 meters, features an impressive flow of water, boasting a total daily output of 14 million liters. Sourced from 14 springs across four types, all Onsen baths are fed directly from the source, offering an unparalleled abundance of hot spring water. For dining, indulge in Kagoshima specialties such as Kurobuta Shamo hot pot and Wagyu steak paired perfectly with local shochu. Take a stroll through the "Hundred-Year Cedar Garden," lined with 30,000 cedar trees for a journey back in time. At night, the garden is illuminated to create an even more magical atmosphere. Immerse yourself in the exceptional experience of Kirishima's Onsen paradise for a truly unforgettable escape from everyday life.

Since ancient times, Matsuyama-Dogo has been cherished across eras as a hot spring town rich in blessings and cultural aroma. The Housou Hotel Dogo Onsen offers rooms with open-air baths, a rooftop large bath, and other facilities, providing a new relaxation space in the hot spring area. It is reborn as a "modern hot spring retreat" to enjoy hot springs more casually and familiarly.

KURBIO is a name derived from the combination of the German word "KUR," meaning "healing, recovery, treatment," and the Greek word "BIOS," meaning "life." KUR is often associated with Kurhaus (a Facility for therapeutic and recuperative purposes, often featuring an Onsen), and BIO is commonly heard in recent years in the context of macrobiotics (a dietary approach translated as "the art of longevity"). Kusatsu Onsen Hotel KURBIO is designed with the desire to help guests restore their physical and mental health through both aspects. It offers a serene environment, the renowned hot springs of Kusatsu, and daily meal menus based on macrobiotics. This is a new style of healthy resort that has not existed in Japan before.

A secluded inn located in the valley of the Akaya River, a tributary of the Tone River. Known for its lukewarm therapeutic waters, it is renowned for alleviating neuralgia, joint pain, rheumatism, and whiplash. Ideal not only for therapeutic purposes but also for relaxing and rejuvenating amidst abundant nature. Enjoy the hidden hot springs to the fullest.