Nationwide × Hot spring × Recommended Hotel·Ryokan for friends

The guest rooms, designed with the concept of "detached" structures protruding into the surrounding nature of the property, are the architectural and interior design work of the globally acclaimed architect Hikoko Nishia. All rooms feature open-air baths with natural onsen water, allowing you to enjoy a private space. We aim to provide a property that harmonizes with the unique hospitality and serene tranquility of Tokachi.

At the foot of Mt. Yufu, on a vast 10,000-tsubo estate leading to Lake Kinrin.Since our founding in 1921, we have carefully preserved the garden’s charm and tranquility.A garden surrounded by greenery from trees over 200 years old, and 17 guest rooms—each with a unique design.Enjoy local-ingredient cuisine and smooth, free-flowing Onsen hot spring water from the source as you savor the changing seasons at your own pace.

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.

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.

Listen to the gentle murmur of the Yoneshiro River flowing right before you, and savor the changing seasons with all five senses. The abundant nature of Towada-Hachimantai and its free-flowing hot spring source will soothe both body and mind. As the name “Yuze” is said to have come from “hot water bubbling up from the river shallows,” this Onsen is rich in volume and has long been praised as a “beauty bath,” known for being especially gentle on the skin. At our creative Akita local cuisine buffet, enjoy signature dishes such as Kazuno’s original Kiritanpo Nabe, along with locally branded ingredients like Hinai Jidori chicken and Hachimantai pork, plus seasonal dishes made with ingredients at their peak.

Soak in a milky-white Onsen while gazing at the breathtaking sky vents, then toast with an after-bath beer! Enjoy our carefully curated buffet, or unwind in the evening lounge with a glass of wine and good conversation. A hot spring resort stay where beautiful skin, spectacular views, and exceptional cuisine all come together. Leave your watch and phone behind and savor a luxurious getaway you can experience only here.

An Onsen Property boasting one of the finest baths in the Kanto region, located at an altitude of 1800m, where you can fully enjoy nine natural wooden Onsen. Featuring Japan's highest sulfur concentration, the milky white cloudy hot spring water naturally gushes from the ground. With an overwhelming daily flow of 5.4 million liters, the Onsen is offered in a free-flowing style. From the "Gokurakuyu" bath, where the scenery changes every hour of the day, you may even encounter a sky full of stars. For dinner, enjoy a balanced buffet menu of over 40 dishes, including Japanese, Western, and Chinese cuisine, under the theme "Mago wa Yasashii."

Enjoy safe, comfortable in-Room dining in every Room. Relax and savor both dinner and breakfast in your own private space. Our 100% private hot spring source Onsen uses no added water and no heating. All Rooms feature refined Sukiya-style design.Ideally located in the heart of Atami, with many popular spots within walking distance—Atami Sun Beach, Atami Purin 2nd, Atami Station, Atami Port, and more—making it perfect for sightseeing. An Accommodation where you can enjoy strolling around town.July 2018: Lobby renovation July 2019: Two new guest Rooms opened! May 2020: Women’s large public bath renewed July 2021: Annex building—four new Rooms with open-air baths opened! April 2022: Second Lobby “Sho wo Yomu Tabibito” opened! November 2022: Main building—six new Rooms with open-air baths opened!【Reiwa-era Furuya Ryokan welcomes guests with “peace of mind” as our key concept】・AI sensors at four locations provide real-time updates on crowd levels at the large public bath and front desk, helping you avoid the “Three Cs” (closed spaces, crowded places, close-contact settings) ・All guest Rooms are fully coated with “nanozone COAT,” a photocatalyst also used by major automobile manufacturers—creating antibacterial Rooms throughout ・With both dinner and breakfast served in-Room, close contact with other guests is kept to a minimum ・All low tables in guest Rooms can be changed to chair-and-table seating for added comfort for elderly guests ・Deep-UV LED virus-removal air purifier “Aeropure” installed in every Room (first in Japan as of April 2020) ・Daily ozone air purification and ventilation; hand and space sanitizers provided in every Room

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.

Naruko Hotel is an Onsen Accommodation that carries on the hot-spring healing culture dating back to 1873. Enjoy a refined and relaxing stay.\n\nJapan is said to have 11 types of hot-spring water, and Naruko Onsenkyo offers 9 of them. Our Hotel has three private spring sources (sulfur–sodium–chloride and sulfate springs), known for benefits such as promoting beautiful skin, supporting women’s health, easing rheumatism, and relieving neuralgia.\n\nOur free-flowing natural spring water changes color depending on the outside air and humidity—ranging from clear to clear green, milky white, or olive green—so you can enjoy subtle seasonal variations.\n\nA naturally gushing spring that rises from deep underground is managed around the clock by five dedicated bath attendants.

Located in the heart of Mount Hakkoda in Aomori Prefecture, "Sukayu Onsen Ryokan" is a one-of-a-kind Onsen Ryokan where tradition and natural beauty come together. Its famous "Sen-nin Buro" (Thousand-Person Bath) is one of Japan's largest mixed-gender communal baths, offering an unforgettable experience for all visitors. From the fresh green and vibrant autumn foliage of the beech forests in spring and fall to the breathtaking snow-covered landscapes in winter, you can enjoy the beauty of each season. The Onsen, known for its highly acidic sulfuric waters, is renowned for its skin-beautifying and refreshing effects, providing a rejuvenating experience for both body and mind. Indulge in a luxurious escape from everyday life at Sukayu Onsen, a place steeped in history and tradition.

The premium resort "Nagomi (La Vista)" has finally made its debut in Kyushu! Located in the prime area of Kirishima Onsen Village, overlooking Kinko Bay and Sakurajima, this Southern European-style retreat offers natural Onsen open-air baths in every room. The facility also features "Lucian Rooms," where you can stay with your pets.

Enjoy the fresh blessings of the sea and mountains unique to Atami. Dine in the Room in a relaxed atmosphere. Savor dishes made with seasonal ingredients to your heart's content.

Welcome to Furukawa, the heart's resort by the sea, your second home. The Ayoro Coast in Shiraoi is a meaningful land that has woven life since the Jomon period 5000 years ago, continuing from ancient times to the present and into the future. Enjoy the "peace of mind" that connects to the future here, where you can feel the history and immerse yourself in the energy of nature with the vast blue sky, majestic sea, and clear air.

Kusatsu Onsen Boun is a Ryokan boasting flowing Onsen baths and a rhododendron garden. It features six baths sourced from two hot springs. Enjoy the full experience of Kusatsu Onsen. Rooms with open-air baths using the Nishinokawara spring are also available. Located just a 3-minute walk from Yubatake, the center of the Onsen town. Relax and enjoy the serene time of Onsen indulgence loved by many literary figures.

Aono Kotei BIWAFRONT HIKONE offers an unparalleled panoramic view of the majestic Lake Biwa and the Hira mountain range on the opposite shore. The Property features 50 diverse rooms, including 38 main building rooms such as those with private open-air Onsen baths, and 12 villa units scattered across the glamping area. Among these, 9 villa units are dog-friendly, allowing you to stay with your beloved pet. Enjoy the large communal bath filled with water from the property's own source, "Biwako Matsubara Onsen," and savor the culinary delights made from the blessings of Lake Biwa and the land of Shiga at the restaurant. Staying at the Hotel will rejuvenate your body, and exploring the surrounding area to experience the local history and culture will enrich your soul. Please enjoy such a fulfilling journey here in the land of Omi.

The "Hypotonic Alkaline High-Temperature Onsen," known as the Beauty Skin Bath, features a water quality that gently permeates the skin. Enjoy meticulously crafted kaiseki cuisine made with carefully selected ingredients. Relax and unwind at this tranquil accommodation surrounded by the prefectural tree, Nambu Red Pine.

A historic Ryokan in Kusatsu with a legacy dating back to the Edo period. This Ryokan offers natural flowing Onsen from two rare sources within Kusatsu Onsen: "Yubatake-mae Shirahata Source" and "Shirane-san Bandaiko Source." Its prime location right in front of Yubatake, the symbol of Kusatsu Onsen, is another highlight. Enjoy your journey in Kusatsu surrounded by the scent of sulfur and rising steam.

Welcome to Ikaho Onsen, Hotel Kogure. With a proud 400-year history, we are the heart of Ikaho, boasting the largest source of the renowned "Golden Onsen" waters. Drawing over 1,000 liters per minute from the source— We offer one of North Kanto's top-class water volumes. Experience an extraordinary onsen journey in our expansive 1,300-tsubo bathhouse featuring large communal baths, open-air baths, private baths, and spa spaces—a true "paradise of hot springs." All rooms are designed with spacious comfort in mind. From luxurious suites to rooms with private open-air baths, each space is crafted not for continuing your daily routine but for immersing yourself in an extraordinary experience. Meals feature kaiseki cuisine that highlights seasonal and local ingredients. Our grand chef pours heart and soul into every dish to deliver flavors that delight all five senses. Above all else, what Hotel Kogure takes pride in is our "hospitality perfected for healing." From the moment you step inside our accommodation, a special experience awaits you—one that will make you think: "I'm so glad I chose this place."

The newly renovated "East Wing - Ginsen Semi-Open-Air Special Room," featuring 12 rooms, reopened on October 26, 2022, with state-of-the-art infection prevention facilities for a safe and comfortable stay in the With-COVID era.The "East Wing - Ginsen Semi-Open-Air Special Room" is equipped with high-performance heat exchange ventilation systems throughout the room to ensure proper air circulation. Additionally, touchless automatic doors are installed at the entrance and restroom for enhanced hygiene. The semi-open-air Onsen bath using Ginsen water also includes a mist sauna to warm your body from the inside out. Enjoy the fresh air, scenic views, and Arima's renowned Ginsen anytime.Each room features a spacious living room for relaxation, a comfortable bedroom, and a Japanese-style room where in-room dining is available. The three-room layout also includes a dedicated workspace. Spend your valuable time in this "sophisticated space" equipped with cutting-edge facilities designed for your utmost comfort.