Iwai Station × White Day Celebration AccommodationRecommended Hotel·Ryokan

A nature-rich Resort Hotel surrounded by the sea and forest, located within the Minamiboso Quasi-National Park. With a kids' space available, we support family trips as a "Welcome Baby" Property. Enjoy the pleasant breeze, the sound of waves, and the scent of the sea at Daifuzan Cape. Relax and unwind in our spacious public bath. ■ Lounge access included in all guest rooms. Enjoy sparkling wine, red wine, white wine, beer, coffee, juice, herbal water, and other soft drinks, along with snacks. ■ "All-Inclusive" for a carefree stay. Our Hotel offers an all-inclusive experience, with the Accommodation Fee covering dinner, breakfast, drinks at the buffet restaurant and lounge, Onsen, and activities. From the soothing scents upon arrival to the local cuisine, activities, and more, immerse yourself in the natural beauty, culture, and traditions of the area throughout your stay. * Some drinks and activities are available for an additional fee. Lunch is not provided. * In addition to the all-inclusive (dinner and breakfast included), we also offer breakfast-included and early booking Plans.

In an open, ocean-view setting surrounded by nature, you can enjoy a 40 m infinity pool, two saunas, BBQs, and sunsets sinking into the horizon—available for both overnight stays and day use. Escape the bustle of everyday life and unwind your mind and body in harmony with nature.Perfect for couples, friends, groups, and families with children. The pool temperature is adjusted to suit the outdoor climate for comfortable swimming year-round. In winter, it is heated to around 40°C, so you can enjoy it like a spa or open-air bath.

HARUKA KANATA - Another Home Away from Home - Nestled quietly in the serene countryside of Hirakuri Shimo, Minamiboso, Chiba Prefecture, lies a vast private space spanning approximately 5,000 square meters. Within this expansive area are three unique villas: "HARUKA," "KANATA," and "SUMIKA." This exclusive private sauna villa accommodates up to two groups per day and a maximum of 20 guests. Do everything you want. Or do nothing at all. Under the starry sky, enjoy irreplaceable moments as the flickering flames of a bonfire dance in silence. Experience the richness of simply being amidst nature's harmony with all your senses. HARUKA KANATA consists of three villas designed for various occasions—whether for couples, small groups, or larger gatherings. All accommodations include access to shared facilities such as saunas, open-air baths, BBQ grills, wood/pellet stoves, and fire pits.■ SUMIKA Villa (1–6 guests; 1 bedroom; 97 sqm) Opening in May 2025! The new SUMIKA villa is inspired by the concept of a forest dwelling and is ideal for couples or small families/groups. Its seamless indoor-outdoor living space offers an immersive experience surrounded by nature. Accommodates up to six adults plus two preschool-aged children.■ KANATA Villa (1–12 guests; 4 bedrooms; 180 sqm) With four bedrooms available, this villa is perfect for larger groups such as three to four families but also suitable for couples or smaller groups seeking comfort and privacy. Enjoy saunas, open-air baths, wood stoves, bonfires—all amidst breathtaking natural surroundings.■ HARUKA KANATA Villa (1–14 guests; 5 bedrooms; 250 sqm) This option combines both HARUKA and KANATA villas into one exclusive rental space—ideal for larger parties while still accommodating smaller groups with optional add-ons like HARUKA Villa access only when needed.Additionally: HARUKA Villa uniquely allows pets! (*Note: Currently unavailable as an individual rental.)With the addition of SUMIKA Villa alongside HARUKA KANATA Villas combined into one booking option—accommodating up to six rooms total—the property can host up to a maximum capacity of twenty people comfortably! Perfectly suited even for team retreats or group training camps!

A small luxury villa, "GIFTHOUSE Tateyama Nago Coast," stands harmoniously with the breathtaking ocean views, just a 70-minute drive from central Tokyo. Enjoy exclusive access to the South Boso coastline with an open living and dining area overlooking the stunning oceanfront, a private pool, sauna for special moments with loved ones, mist sauna, stone spa, karaoke room, and BBQ facilities. "GIFTHOUSE Tateyama Nago Coast" is a one-group-per-day exclusive villa. Spend a luxurious stay with someone special right in front of the sea.

About a 1-hour drive from the city center, this 160 m² oceanfront villa opens onto a calm sea right before your eyes. A sandy beach is just steps away, offering the open feel of a private beach.Accommodates up to 8 guests. Child Sharing Existing Bedding is free (infants only). Dog-friendly villas are also available.Each villa features a private sauna (up to 110°C) and a cold plunge bath. Enjoy self-service löyly with your favorite aroma, then relax outdoors on the balcony or terrace while feeling the sea breeze. In addition to an infinity pool, you can enjoy a wide range of marine activities such as SUP, sea kayaking, snorkeling, diving, and fishing.On clear days, you may even see Mt. Fuji beyond the sea. Both the 1st and 2nd floors are equipped with full kitchens, and you’re welcome to bring your own ingredients and drinks. Cook to your heart’s content with friends, enjoy meals together, or have a BBQ on the terrace—spend your dining time just as you like. A fire pit and a 120-inch projector TV are also provided. We can also help arrange surprise setups for birthdays and anniversaries.Play in the ocean, unwind in the sauna, and spend time with loved ones—or your dog. Enjoy an exceptional getaway by the Boso coast with the sea always close by.

A 70-year-old traditional Japanese house has been renovated and expanded with an open-air bath and sauna, becoming a one-group-per-day exclusive rental property. It features carefully selected interiors and comprehensive facilities, offering a Japanese-modern facility. You can experience the changing seasons while enjoying the leisurely flow of time unique to the satoyama.

A condominium Hotel with a scenic Onsen located 40 meters above ground. All Rooms are equipped with kitchens, cooking utensils, and tableware, allowing guests to bring their own ingredients. From the scenic bath on the top floor, you can enjoy a panoramic view of the majestic Boso sea, refreshing both body and mind. Additionally, we offer Rooms with sea views, including Japanese-style and Western-style rooms. Dinner delivery services, such as boat platter meals or orders from nearby restaurants, are also available.

A private villa for one group per day, where you can spend your time doing nothing while gazing at the endless ocean. Experience an extraordinary sense of relaxation with a sauna and a charming ceramic infinity bath overlooking the sea. The terrace is equipped with a BBQ grill, allowing you to enjoy meals with your loved ones against the backdrop of the vast ocean. Each floor's Room and indoor bath also offer stunning ocean views, letting you feel connected to the sea at all times. Fall asleep to the soothing sound of waves as your background music. The beach in front is not a public swimming area, so it feels like having your own private beach. Heal your daily fatigue in this unique setting where you can experience an unparalleled closeness to the sea.

A private vacation rental designed for families who cherish time with their beloved dog.Take a walk with your dog along the sandy beach right in front of you.The indoor bath is on the mezzanine level, and the sauna and cold plunge are on the 2nd-floor balcony—relax at your leisure while enjoying ocean views.A private pool built shallow so your dog can join in too.Enjoy BBQ on the terrace as well.There is also a dog run, making this a Facility you can enjoy together with your pet.To keep your dog happy too, we offer a dedicated dog bathroom and grooming table.The dog-bath shower is equipped with microbubbles—not only to remove dirt, but also to help revitalize coat quality and provide relaxation benefits.Please unwind at this Facility where both dogs and owners can truly enjoy their stay.