Nationwide × Stays Popular For SaunaRecommended Hotel·Ryokan - 90Page Number

Set on a hilltop surrounded by the magnificent nature of warm Minamiboso, you’ll be embraced by refreshing sea breezes and the clean scent of trees. At night, a sky full of stars and deep silence will soothe your soul.“premium funny house GOKAN” offers extensive Facility, including a separate main house, an independent bathroom building with an authentic wood-fired sauna and open-air bath area, a large outdoor pool, and a playful trailer house. Enjoy premium moments to your heart’s content in this private residence that feels like being abroad.

A newly built luxury villa set on an expansive 600-tsubo estate. Featuring a pool, open-air hinoki cypress bath, BBQ area, sauna, terrace, and two showers, this extraordinary retreat—designed with a Hollywood Studio City mansion in mind—is perfect for relaxing with family, friends, or as a couple. Enjoy unforgettable moments playing under the blue sky and sharing stories beneath the stars.

A luxurious accommodation by a crystal-clear river, complete with a sauna, open-air bath, cypress bath, BBQ grill, and glamping experience. Enjoy different seasonal activities: river play in summer, cherry blossom viewing in spring, autumn foliage in fall, and skiing in winter—catering to various styles of enjoyment. The courtyard features a garden where you can relish nature while using the authentic BBQ grill overlooking the river. After your BBQ meal, relax in a barrel sauna that accommodates up to four people and then unwind further in either the open-air bath or cypress bath. Indoors, enjoy entertainment on a large screen with Switch gaming or immerse yourself in movies with 5.1 channel surround sound for an impressive experience. Designed for you to have an enjoyable stay without needing to leave the accommodation!

A 4-bedroom villa (317 m²) available for exclusive rental, ideally located just a 5-minute walk from the beach. Featuring a private pool, sauna, fitness gym, golf simulator, and a viewing garage where you can admire rare cars, it offers an extraordinary retreat designed for adults. Enjoy resort-style relaxation in the spacious living area and courtyard, and make the most of your hobbies and active time. Escape the everyday with your loved ones and spend a truly special holiday where you can fully unwind.

PLAY STAY Ichinomiya is a 200㎡ California-style private villa designed around the theme “Stay while you play.” Conveniently located about 1.5 hours from Tokyo and just a 5-minute drive to the beach.Enjoy a sauna, BBQ facilities, table tennis, mini golf, and an outdoor pool. Please note that the pool temperature cannot be adjusted, so it is recommended for summer use (until around September). With a spacious living room and terrace, it’s ideal for group trips, families, and guests traveling with pets.There are three bedrooms (Room 1: four double beds; Room 2: two single beds; Room 3: two single beds) and two bathrooms.Check-out is at 10:00 AM. With a two-night stay, you can take your time—beach and BBQ on day one, then sauna and table tennis on day two.Make lasting memories in this exclusive private villa getaway.

Terrace Ampersand is a private, adult-only vacation house located in Shirahama, Wakayama. This luxurious accommodation features a sauna, open-air bath, and jacuzzi, accommodating up to 8 guests. In addition to four bedrooms, guests can enjoy a fully equipped kitchen and terrace BBQ. The property is non-smoking indoors (designated smoking area available outdoors), and children are not permitted.

Private sauna included; accommodates up to 6 guests (2 beds / 4 futons)An endless horizon and the deep blue sea stretching as far as the eye can see. “yunagi” is a modern, refined ocean-view villa quietly perched on the cliffs of Ishikari. Panoramic views of the Sea of Japan fill the windows, while the minimalist interior helps you unwind and escape everyday life.This exclusive private villa invites you to leave the city behind and enjoy a relaxing journey of reflection.In a space where only the sound of waves remains, gently let your body and mind relax and savor a peaceful retreat.[Layout]- Living / dining area & kitchen- Balcony (wood deck, table, chairs)- 2 bedrooms (2 beds, 4 futons)- Bathroom- Private sauna- Toilet

Bathed in moonlight and embraced by the sea, "&SUN Laie back" in Minamiboso offers a retreat surrounded by the rich natural beauty of ocean and mountains. The endlessly bright sea, filled with light and breeze, flows with a uniquely beautiful rhythm. Relax in an extraordinary way as you take in the breathtaking views of the ever-changing ocean scenery.

Senkyō is a private resort nestled in Hakone’s lush natural surroundings. Enjoy an indulgent getaway by reserving this luxury Ryokan exclusively, with a free-flowing open-air hot spring bath, an indoor bath, and a sauna all to yourself. The living room is also equipped with a large-screen projector, making this exclusive Accommodation perfect for truly unwinding in comfort. Escape the city and treat yourself to a slightly more luxurious trip to Hakone.

The second property in the N3 series following Number Three Tsuchiura, this villa in Atami is themed around "Forest." Surrounded by lush greenery, this hidden retreat features sophisticated interiors designed by Isoe Design Company. The spacious living room offers a perfect setting to relax and enjoy quality time with family or friends. The walls are finished with 100% natural, chemical-free plaster material for a healthier environment. To rejuvenate after your travels, indulge in the custom-designed authentic sauna available 24/7: - Electric sauna by Tylo - Temperature settings from 90°C to 110°C - Löyly (steam) function available - Equipped with an ice maker (for both löyly and cold baths) - Interior finished with chemical-free plaster materials Enjoy a private space where you can fully immerse yourself in your own unique relaxation experience.

Limited to one group per day, enjoy a luxurious stay in complete privacy. Beyond the large windows stretches an endless ocean view. The room features a private sauna, available whenever you like regardless of weather or season. Surrounded by tranquility, spend your time with the sound of the waves and gentle light. Step away from everyday life and unwind both body and mind with a truly special stay. Experience this one-of-a-kind refined space—perfect for precious moments with someone special.

Set on a 1,000+ m² property with a 500 m² building, this luxurious space features 1 main bedroom and 3 additional bedrooms, with 1 king bed and 10 double beds. Accommodates up to 16 guests. Enjoy a soaring 7 m double-height living room, abundant natural light through large windows, a custom wood-fired sauna, an outdoor jacuzzi, a fire pit, and BBQ facilities. Ideal for families, groups of friends, exclusive corporate use, and stays with pets. Experience an exceptional escape in harmony with nature.*This Accommodation can host up to 16 guests. If you wish to add more guests, please contact the Facility’s guest support after completing your Reservation. *Meals such as breakfast and BBQ dinner are also available; additional guests and menu upgrades can be arranged. Please feel free to contact the Facility’s guest support for details.

Escape the bustle of everyday life and enjoy a relaxing, private stay with your family, surrounded by breathtaking views of the blue ocean right before you—and on clear days, majestic Mt. Fuji.Play with your children in the spacious private pool, soothe your body and mind in natural Onsen waters, and unwind at your own pace in the sauna...A luxurious getaway where everything is complete within a single villa.From the living room, take in beautiful ocean views; at sunset, the scenery looks like a painting.The kitchen is fully equipped, making family meals another highlight of your stay.Perfect for holidays, anniversaries, and extended vacations—ideal for special occasions.Enjoy a resort stay with complete privacy.Create unforgettable family memories at Primera Villa.

Perched on a hill overlooking the sea of Miyakojima, these private villas all offer ocean views. Each villa is designed as a standalone retreat, and from the semi-open living area where the tropical breeze flows through, you can take in sweeping views of the Miyako Blue waters. In the morning, gentle sunlight surrounds you; at sunset, the horizon glows with color; and at night, a sky full of stars quietly draws you away from everyday life. Enjoy services designed for a comfortable stay, including a heated private pool, a car available for your use throughout your stay, and complimentary drinks in the refrigerator. Rather than packing your days with plans, we welcome you with thoughtful hospitality so you can simply savor time itself.

A private villa for one group per day, "COCO VILLA Oarai," where you can relax with your loved ones surrounded by the sea breeze. The rooftop features a jacuzzi and a glass-walled sauna with panoramic views of the Pacific Ocean. In the relaxation space, enjoy moments of tranquility as the sound of waves soothes both your mind and body. Wake up bathed in sunlight, share meals while chatting, and unwind under a starry sky—experience a getaway where you can truly open your heart without hesitation. This "journey with room to breathe" is quietly watched over by the sea and sky. Accommodating up to 10 guests, it offers parking for three vehicles, making it ideal for large groups or multi-generational stays. With BBQ facilities available, indulge in an exceptional BBQ experience while surrounded by starlight and the sound of waves.

The scent of tatami, the warmth of wood, and quiet moments unfolding in the garden. Jinbei Residence is an Accommodation where you can rent an entire former residence of a high-ranking samurai of the Hirado Domain. In the morning, feel the garden’s light and breeze from the veranda; relax and chat in the sunken living room or tea room; then during the day, gather ingredients in the dining kitchen and enjoy cooking together with family or friends. In the outdoor sauna by the garden, you can take in views of Hirado Castle while surrounded by the aroma of wood, refreshing both body and mind. Here, rather than simply visiting sightseeing spots, “living as you travel” is part of what makes your stay special. In this historic setting, enjoy a fulfilling experience that takes you away from everyday life.

A cozy living room with a wood-burning stove, a high-temperature sauna by Harvia, a cold plunge pool with a chiller, and an infinity-style open-air bath gently soothe your senses. On the terrace overlooking the sea and cityscape towards Kansai International Airport, enjoy an outdoor air bath while feeling the breeze. Upon request, we can arrange an authentic teppanyaki dinner prepared by a private chef. Escape from everyday life and indulge in moments of tranquility and luxury.

SANU 2nd Home is "another home" where your mind and body can relax, and your senses awaken.Step away from the hustle and bustle of city life to experience a second home where you can connect with nature through all five senses and live life with your own hands. Among the various SANU 2nd Home locations, South Alps 1st is perfect for those seeking a quiet retreat away from urban noise. Surrounded by majestic mountains, you can immerse yourself in thought or reading, or enjoy active pursuits like hiking at Tennyo Mountain or Ojiragawa Gorge.This independent architectural design seamlessly connects living spaces with nature through an integrated living room and balcony. The cabin reflects care for the mossy forest's flora and fauna, embodying love for our planet. With features like an open workspace, a sociable kitchen-dining area, skylights that let in natural light, and windows offering views of nature from anywhere in the Room, this second home extends daily comfort into a harmonious lifestyle with nature.In the morning, quietly grind coffee beans on the terrace as sunlight filters through the trees.At noon, play seasonal music playlists and let yourself be carried by sound.In the evening, toast with natural wine while listening to insects' songs.At night, add firewood to a campfire as you delve into deep thoughts.The possibilities are endless.Find your perfect way to spend time here!

■ Wooden Architecture in Harmony with Nature by Fumihiko Sano Studio "GEOSPOT MOTOHAKONE," designed by architect Fumihiko Sano, is located in Motohakone, surrounded by Lake Ashi and the Hakone Volcano. Abundant use of wood both indoors and outdoors creates a landscape befitting Hakone's history and nature. ■ Private Space Like a Hidden Retreat All guest rooms feature natural flowing simple sulfur Onsen sourced from Motohakone Onsen. Relax while enjoying views of the courtyard garden without worrying about time. The second floor offers a private sauna, cold bath, and terrace for outdoor relaxation. Experience deep rejuvenation through unique "Löyly" combining breathing techniques and hydrotherapy crafted by "madsaunist." ■ BBQ Enjoy BBQ on the outdoor deck. Bring your favorite ingredients for a free-spirited experience or choose from curated sets featuring game meat selected by Odawara's "Hasegawa Gibier Butcher Shop" or local vegetables harvested at "Seisho Umikaze Farm." (Grill rental requires Reservation.) ■ Fine Beverages As a welcome drink, enjoy Hakone’s only craft beer, "GORA BREWERY." Natural wine can also be pre-ordered upon request. Local beverages enhance your stay with flavors that resonate with the atmosphere of this land. *Please note that food, drinks, and activity Reservations are scheduled to open sequentially (from November onwards). Depending on operational circumstances, Reservations may need to be made directly with the Facility instead of via IKYU.com.*

■ Wooden Architecture in Harmony with Nature by Fumihiko Sano Studio "GEOSPOT MOTOHAKONE," designed by architect Fumihiko Sano, is located in Motohakone, surrounded by Lake Ashi and the Hakone Volcano. The design incorporates abundant use of wood both indoors and outdoors to create a landscape that complements Hakone's history and nature. ■ Private Space Like a Hidden Retreat All guest rooms feature natural flowing simple sulfur Onsen sourced from Motohakone Onsen. Relax while enjoying views of the courtyard garden without worrying about time. The second floor offers a private sauna, cold bath, and terrace for outdoor relaxation. Experience deep rejuvenation through unique "löyly" combining breathing techniques and hydrotherapy crafted by "madsaunist." ■ BBQ Enjoy BBQ on the outdoor deck. Bring your favorite ingredients for a free-spirited experience or choose from curated sets featuring game meat selected by Odawara's "Hasegawa Gibier Butcher Shop" or local vegetables harvested at "Seisho Umikaze Farm." (Grill rental requires Reservation.) ■ Fine Beverages As a welcome drink, enjoy Hakone’s only craft beer, "GORA BREWERY." Pre-ordering natural wine is also available upon request. Local beverages enhance your stay with their connection to this unique environment.*Please note that food, drink, and activity Reservations are scheduled to open sequentially (from November onwards). Depending on operational circumstances, you may need to make Reservations directly with the Facility instead of through IKYU.com.*