【Blend with the Forest】Experience nature in a private sauna villa, limited to 2 groups per day.

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!

  • We stayed with a group of eight.The Room was clean, and we could use the fireplace and have a campfire—an Accommodation we were very satisfied with!Responses to our questions were also quick.If I had to say one thing, it would have been nice if there had been a dishwasher.Next time, we’d like to visit in a warmer season.

    おっとこぬし 1/6/2026
  • It was an accommodation that all six of us enjoyed and felt we wanted to visit again! The atmosphere of the accommodation was stylish, and the kitchen utensils and glasses were well-equipped, making our stay very comfortable! The sauna temperature was high, which made it very satisfying. We will definitely use it again!

    asa.com_a 10/16/2025

Facilities and Services

See All
  • Pet-friendly
Open-air bath / Sauna
IN15:00~20:00
OUT10:00
Number of rooms2 rooms
PetPermitted
Your childPermitted

[Early Bird 60] Limited to 2 Groups per Day: Indulge in a Luxurious Moment with a Private Sauna and BBQ Surrounded by Nature.

IN 15:00~19:00
OUT 10:00
¥71,280
No meals ; 2 peopleTax included¥57,040
(USD 357.98)

【Special】Limited to 2 Groups per Day: Enjoy a Luxurious Moment with a Private Sauna and BBQ Immersed in Nature.

IN 15:00~19:00
OUT 10:00
¥75,240
No meals ; 2 peopleTax included¥60,200
(USD 377.81)

[Early Bird 60] Limited to 2 Groups per Day: Indulge in a Luxurious Moment with a Private Sauna and BBQ Surrounded by Nature.

IN 15:00~19:00
OUT 10:00
¥85,520
No meals ; 2 peopleTax included¥68,420
(USD 429.40)

【Special】Limited to 2 Groups per Day: Enjoy a Luxurious Moment with a Private Sauna and BBQ Immersed in Nature.

IN 15:00~19:00
OUT 10:00
¥90,280
No meals ; 2 peopleTax included¥72,240
(USD 453.37)

[Early Bird 60] Limited to 2 Groups per Day: Indulge in a Luxurious Moment with a Private Sauna and BBQ Surrounded by Nature.

IN 15:00~19:00
OUT 10:00
¥121,160
No meals ; 2 peopleTax included¥96,940
(USD 608.39)

【Special】Limited to 2 Groups per Day: Enjoy a Luxurious Moment with a Private Sauna and BBQ Immersed in Nature.

IN 15:00~19:00
OUT 10:00
¥127,900
No meals ; 2 peopleTax included¥102,320
(USD 642.16)

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Introduction of the Accommodation

Exterior

True Luxury: "Blending with Nature"

At HARUKA KANATA, with the concept of "Another Home," we offer an unparalleled luxurious experience—"True Luxury"—through active experiences that cannot be found in a Hotel or Ryokan, utilizing the overwhelming open space and freedom surrounded by nature. The villa's living spaces and Facilities provide a "comfortable environment" comparable to any Hotel or Ryokan. For those seeking relaxation for both body and mind, you can immerse yourself in the beautiful nature of Minamiboso with all five senses and enjoy a slow-paced time. You can enjoy both the freedom of "doing anything you want" and the healing of "doing nothing at all."

Perfect for couples or pairs looking to enjoy a luxurious private stay, as well as families, relatives, company trips, or group travel. Suitable for various occasions with accommodation available for 2 to 12 guests.

For large groups, you can exclusively rent the HARUKA building. It includes two single beds, allowing a maximum of 14 guests when combined with the KANATA building.

Forest Sauna
Forest Sauna

Guests staying at the accommodation will have exclusive access during their stay and can enjoy the sauna at their preferred time. *Please note that there are specific usage hours for safety reasons. Additionally, when there are no accommodation reservations, the sauna is available as a private day-use facility.

Facilities and Equipment of Accommodation

  • The room
    The room
  • Hot Springs & Baths
    Hot Springs & Baths
  • Surroundings & Others
    Surroundings & Others

Notice from the Accommodation

  • - About Pets

    KANATA and SUMIKA accommodations do not allow pets, so we kindly ask you to refrain from bringing pets.
    For guests staying with pets, please make a reservation for a room in the HARUKA-KANATA accommodation.
    If pets are brought into KANATA or SUMIKA accommodations, a special cleaning fee of ¥50,000 may be charged. Thank you for your understanding.

  • - Contactless Self Check-in and Check-out

    Our Facility does not have on-site staff. We have implemented a self-check-in and check-out system for contactless service.
    Details regarding the entry method and check-in process will be sent to you via email at a later date. Please make sure to review them carefully.

  • - About Firewood Usage

    KANATA Building [3 bundles included], SUMIKA Building [2 bundles included]
    Additional firewood during your stay is available at 950 yen per bundle (tax included).
    Please use the on-site QR code for PayPay payment based on the number of bundles used.

Basic Information

Card information
VISA / MASTER / JCB / AMEX / DINERS / UnionPay
Pets
Permitted
■About Pets KANATA and SUMIKA accommodations do not allow pets. Please refrain from bringing pets to these accommodations. For guests traveling with pets, please make a reservation for a room in the HARUKA-KANATA accommodation. If you bring a pet to KANATA or SUMIKA accommodations, we may charge a special cleaning fee of ¥50,000. Thank you for your understanding in advance.
BreakfastThere is no information about breakfast.
Your child
You can stay.
Children under school age stay for free. Ages 6 to 15 are charged 80% of the regular rate. Guests aged 16 and above are charged the regular rate.
Room service
Not available
Common amenities
  • ○ Shampoo · conditioner
  • ○ Body soap · soap
  • ○ Towel · Bath towel
  • ○ Face towel
  • ○ Bath towel
  • × Body towel · sponge
  • ○ Toothbrush set
  • × Comb · Brush
  • × Shower cap
  • ○ Hair dryer
  • × Shaving
  • × Shaving Gel/Foam
  • × Bath additives
  • × Yukata
  • × Nightwear
  • × Bathrobe
  • ○ Slippers
  • ○ facial cleanser
  • ○ Toner
  • ○ Lotion
  • ○ Makeup remover
  • ○ Cotton swab
  • × Cotton
  • × Clothing deodorizing spray
  • ○ Refrigerator
  • × Minibar
  • ○ Electric kettle
  • × Tea set (free)
  • × Television
  • × Safe
  • × Scale
  • × Trouser press
  • × Free morning edition
  • × Pay-per-view broadcast
  • × Satellite broadcasting
  • ○ Video on Demand
  • × Radio
  • × CD player
  • × DVD player
  • × Blu-ray player
  • ○ Speakers for portable audio
  • × In-room PCs and tablets
  • ○ Microwave oven
  • ○ Tableware
  • × Washing machine
  • × Dryer
Facilities and Features
  • ○ Entire building rental
  • ○ With kitchen
  • × Housekeeping service available for consecutive nights
  • ○ With a washing machine.
  • ○ Multiple bedrooms
  • × Supermarket nearby
  • × Within walking distance of the station
  • ○ Parking available
  • × Meal service available
  • ○ Catering
  • ○ Outside food allowed
  • × Hot spring available
  • × Swimming pool available
  • × Barrier-free
  • ○ Pet-friendly
Esthetic Massage
None
Fitness gym
None
Open-air bath
The number of Open-air bath
1
Business Hours
16:00~23:00
Hot spring
None
Free-flowing
None
Milky hot spring water
None
Additional Information
Remarks
Our facility's open-air bath features two bathtubs, allowing you to enjoy both a cold bath and a hot bath.
SaunaAvailable
Hot stone spaNone
About Hygiene Measures
- Hand sanitizers are provided in the rooms. - Hand sanitizers are available in public spaces within the facility. - For room cleaning, high-touch areas (such as doorknobs, remote controls, and tables) are disinfected using hand sanitizers. - Frequently touched surfaces in public spaces (such as buttons and handrails) are regularly disinfected. - Rooms are thoroughly ventilated before and after each use. - Public spaces are actively ventilated on a regular basis. - In-room dining or private dining options are available. - If a guest is found to have a fever exceeding the temperature set by the facility, entry and accommodation may be declined following instructions from health authorities.

Reviews

Overall Score
4.53
Wonderful (12)
  • Rooms & Amenities
    4.75
  • Facility
    4.67
  • Hospitality & Service
    4.17
  • Meals
    5.00
  • Onsen & Bath
    4.50
  • Satisfaction
    4.50

*Reviews that have been translated from Japanese.*

*Showing only reviews from 一休.com (Japanese) and Yahoo!トラベル.*

Access Information

Address
Chiba Prefecture1502-1 Hiragurishita, Minamiboso City
TEL:+81-50-1722-9161
Facility phone number

- For those traveling by car:
It takes approximately 75 to 90 minutes from Tokyo, Yokohama, or Kawasaki areas, and about 60 minutes from Haneda Airport.
From Tokyo or Kanagawa areas, take the Metropolitan Expressway Aqua-Line to Kisarazu East, then proceed via the Tateyama Expressway and Futtsu-Tateyama Road.
From Chiba area, take the Keiyo Road to the Tateyama Expressway and Futtsu-Tateyama Road. After exiting at Kyonan-Tomiyama IC, it is about a 15-minute drive.

- For those traveling by highway bus:
Get off at "Highway Oasis Furari" from Tokyo Station, Shinjuku Station, Yokohama Station, Haneda Airport, or Chiba Station.
*Please check each bus company's timetable in advance.
*Note that the last bus heading towards Tokyo/Yokohama/Kawasaki departs relatively early.

- For those traveling by train:
Take a JR train from Tokyo Station and transfer at Soga Station or Chiba Station to reach JR Uchibo Line Iwai Station. From there it is a 15–20 minute drive.

Please note that some roads near the accommodation are narrow or in poor condition; exercise caution when driving in these areas.

Parking Information
Fee
Free for guests
Parking time
---
Parking space
No restrictions
Number of parking spaces
8 cars available outdoor
Valet service
Unavailable
The access road is private property belonging to someone else.
Please park in the gravel area.

Pickup and drop-off information
Unavailable

Frequently Asked Questions

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