Ultra-LuxuryCountryside
Hakone, Japan
39 rooms
Opened 2022
KKS Group / Contemporary Japanese Forest Onsen Ryokan Architecture
Hakone, Japan
Spa & Wellness
Fufu Hakone Forest Onsen Spa & Wellness
Spa by Sisley at Fufu Hakone is an oasis of thermal Japanese wellness. Facilities include 2 private treatment suites, two large communal indoor and outdoor natural volcanic hot spring onsen baths fed by two mineral sources, steam saunas, and therapies utilizing organic Sisley botanical extracts.
6:00am – 11:00pm daily
Facilities
- Two large communal indoor and outdoor natural volcanic hot spring onsen baths (rotenburo)
- Spa by Sisley featuring private treatment suites, steam saunas, and botanical rituals
- Private natural hot spring onsen baths in all 39 guest suites fed by continuous mineral springs
- Direct access to Hakone mountain hiking trails and complimentary shuttle to Gora Station
Signature Treatment
Hakone Hinoki Cypress and Volcanic Mineral Polish and Four Seasons Restorative Deep Tissue Massage.
Fufu Hakone Forest Onsen spa FAQ
- What communal onsen facilities exist?
- The property features two large communal indoor and outdoor volcanic hot spring onsen baths.
- What is Spa by Sisley?
- Spa by Sisley is a luxury wellness spa offering plant-based facial and body treatments.
- What signature treatment is featured?
- The signature ritual is the Hakone Hinoki Cypress Polish and Four Seasons Restorative Deep Tissue Massage.
- What are the spa and onsen operating hours?
- The public onsen baths and spa are open daily from 6:00am to 11:00pm.
Reviewed by Hotel Flock · Last updated September 2026