Signature stayDinner & breakfastPrivate onsen
Seasonal kaiseki with Kuroge wagyu sukiyaki
A kaiseki dinner prepared dish by dish, breakfast and a time-reserved private onsen are included.
Check dates and rates
A five-room onsen inn in the forest of Sengokuhara
NEWLY OPENED JULY 25, 2026View opening availability01 / KAISEKI & ONSENMeticulous kaiseki cuisine, and
Meticulous kaiseki cuisine, and
milky onsen straight from the source.
02 / STAYThe quiet of five rooms,
View stay plans ↗
The quiet of five rooms,
entirely your own.
View stay plans ↗New Opening Plan Search
OFFICIAL BOOKING
Book on the official site
Check availability and
plan pricing by stay
Recommended Plans
Recommended stays
Explore our standard dinner-and-breakfast stay, alongside offers for families, groups and early bookings.
Signature stay
Summer onlyDinner & breakfastSeasonal
Garden barbecue with Kuroge wagyu
A summer evening around Kuroge wagyu in the garden, with breakfast and private onsen included.
Check dates and ratesOfficial availability and rates
Dinner & breakfast included
Private onsen included
NEWLY OPENED 2026.07.25
A five-room onsen inn
in the forest of Sengokuhara, Hakone
A milky natural hot spring and kaiseki dinners with Kuroge wagyu.
A mossy garden, soft light through shoji screens —
the quiet of just five rooms.
News
- 2026.07.25We are now open in Sengokuhara, Hakone
- 2026.07.23Booking requests are open for July 25 and 26
- 2026.07.19Direct bookings are now open for stays from July 25
- 2026.06.10Our official website is now open
Cuisine
Dining
Kuroge wagyu sukiyaki
and seasonal kaiseki
An eight-course kaiseki, served dish by dish in our dining hall, centred on Kuroge wagyu sukiyaki — prepared by a head chef with over 40 years devoted to kaiseki, who has even cooked for the Emperor of Japan. In summer, a garden barbecue is also available.
Garden
Japanese Garden
Onsen
Hot Spring
A milky onsen,
privately yours
A natural milky hot spring. Two private baths for up to four guests, reserved by time slot — as often as you like during your stay.
Rooms
Guest Rooms
Five rooms in all — three Japanese, two Western. Each with its own character.
← Swipe to view every room →
A Day at Foresta
Stay Experience
One way to spend your time with us, from arrival to the following morning.
15:00
Arrival
Settle into your room, surrounded by forest and garden.
16:30
Private onsen
Unwind in a time-reserved bath of milky spring water.
18:00
Dinner
Seasonal kaiseki or a summer garden barbecue.
Morning
Morning
Freshly baked bread for breakfast and a quiet garden view.
10:00
Departure
Continue to Sengokuhara, Owakudani or nearby museums.
Guest Reviews
Guest Voices
We present public reviews from Google Maps and on-site surveys published with permission from guests who stayed with us, separated by source.
Guest reviews load when this section approaches the viewport.
View reviews on Google Maps ↗
Access
Near the pampas fields,
into the quiet woods of Sengokuhara.
About 24 min from Hakone-Yumoto Station by Hakone Tozan Bus Line T to the Sengoku stop — convenient for Lake Ashi, Owakudani and the area's museums.
〒250-0631 59-1 Sengokuhara, Hakone, Kanagawa
Nearby
Sightseeing
Famous spots of Hakone and Sengokuhara surround the inn — a fine base for sightseeing.
フォレスタ箱根温泉
仙石原
当館。仙石原の森に佇む、五室だけの小さな温泉宿。
地図上のピンをタップすると、各スポットの詳細がご覧いただけます。
01Pampas FieldsPampas Fields
Golden pampas fields in autumn. About 5 min by car.
02OwakudaniOwakudani
A steaming volcanic valley, famous for black eggs.
03Lake AshiLake Ashi
A red torii on the lake and scenic cruise boats.
04Mountain RailwayMountain Railway
A mountain railway framed by early-summer hydrangeas.
05Art MuseumsArt Museums
Museums dotted through the forest, including the Pola and Open-Air.
06Hakone-YumotoHakone-Yumoto
Stroll the hot-spring town for street food and souvenirs.
* Images are for illustration.
Private Onsen
Private Onsen
A milky bath, yours alone.
Garden Barbecue
Garden Barbecue
Kuroge wagyu under the summer sky.
Access
Access
- Address
- 59-1 Sengokuhara, Hakone-machi, Kanagawa 250-0631
- By car
- About 25 min from Gotemba IC via Route 138. Free parking a short walk from the inn.
- By bus
- From Hakone-Yumoto, Tozan Bus Line T about 24 min to Sengoku stop.
Before You Book
Frequently Asked Questions
Q.Can you prepare a cake for a birthday or anniversary?
We offer three chef-made birthday plates, all by advance reservation: Deluxe ¥7,500 (with a mini cake), Special ¥10,000 (with a 12cm whole cake) and Special Deluxe ¥12,000 (with an 18cm whole cake). Tell us your message on LINE when you book; otherwise the plate reads “HAPPY BIRTHDAY”.
Q.Is parking available?
Free parking is available a short walk from the inn (not on the grounds themselves). The spot is easy to miss, so please tell us when you book if you are driving and we will send you a map.
Q.What is the difference between Japanese and Western rooms?
The three Japanese-style rooms have a private toilet and washbasin. The two Western-style rooms use shared toilet and washbasin facilities in the inn.
Q.What are the check-in and check-out times?
Check-in is from 3:00 pm and check-out is by 10:00 am. Please contact us in advance if your arrival time changes significantly.
Q.Can we book the whole inn?
Yes. The entire inn is ¥150,000 per night without meals, a flat rate for up to 20 guests. Meals can be added for ¥10,000 per person. Whole-property stays are not handled by the booking form — please contact us on LINE or by phone at +81-90-7150-9163.
LINE
Official LINE
Your Hakone concierge,
from first question to last day.
With only five rooms, we speak with every guest personally on LINE. From “it is our first time in Hakone, how should we plan it?” through booking and on to how to spend each day, we are your concierge.
01
Plan your trip
Which season, how many nights, what to prioritise — tell us your wishes and we will suggest a plan.
02
Check availability & book
Send us your dates and we will reply with availability and rates.
03
Where to go in Hakone
Museums, Owakudani, Lake Ashi and what is beautiful right now — advice that fits the day's weather.
04
During your stay
Advance check-in, private bath reservations and dining requests — all handled on LINE.
Scan with your phone
Add us on LINE
Adding us is free.
You are welcome even before you book.
NEWLY OPENED 2026.07.25
Now Open for Reservations
Newly opened in Sengokuhara, Hakone on July 25, 2026. Book a stay with dinner, breakfast and private onsen on our official site.