Hot spring area around Lake Ashi × Palatial Luxury AccommodationRecommended Hotel·Ryokan

Hakone, known as the "Edo's Inner Sanctuary," has long been a cherished destination for Japanese people. Historical sites such as the Hakone Checkpoint Ruins, the cedar-lined old highway, and numerous landmarks evoke the memories of its past. The rich natural surroundings offer breathtaking scenery that changes with the seasons, showcasing the timeless charm of Hakone. Additionally, the area boasts a variety of attractions, including sports Facilities like golf courses and tennis courts, as well as museums, art galleries, and family-friendly tourist spots. Hakone is a resort destination that never ceases to fascinate, no matter how many times you visit. At Ryuguden, a serene retreat perched on a hill overlooking the majestic views of Lake Ashi and Mount Fuji, indulge in the relaxation of Onsen and savor the vibrant seasonal flavors of kaiseki cuisine at your leisure.

Casablanca Villa Hakone, located on an elevated area in Motohakone with views of Lake Ashi. This private villa features a year-round heated infinity pool (38-40°C, additional fee for heating) and a hinoki sauna. With 3 bedrooms and up to 5 beds, it is perfect for family trips, groups of friends, or corporate retreats. A BBQ grill is also available by the poolside for an additional fee. After the sauna, enjoy fresh air on the terrace overlooking Lake Ashi. Experience a serene and luxurious stay in Hakone with complete privacy.

HOTEL THE MITSUI HAKONE will open within Fuji-Hakone-Izu National Park on a vast site of over 130,000 m²—once home to a cluster of Mitsui family villas. Here, where history and nature resonate in harmony, a new story begins, following the award-winning HOTEL THE MITSUI KYOTO. Gaze out to Mt. Asama and listen to the gentle murmur of the Jabone River. All 126 rooms—including suites and villas—feature Onsen water drawn from springs on the property. At the Thermal Spring Spa, Kowakidani Onsen and original treatments offer time to deeply unwind body and mind. A range of experiences that connect you with local culture and nature brings fresh discoveries to your journey. Enjoy Japanese cuisine including kaiseki, sushi, and teppanyaki; an all-day dining venue that reflects local bounty and the changing seasons; and a bar for savoring the lingering notes of your day. Immerse yourself in timeless Onsen waters and ever-changing natural beauty, and spend moments of quiet luxury found only here.

Perfect for multi-generational and extended-family trips, multiple families traveling together, friend groups, company retreats, or executive offsites—this villa lets large groups “gather together and truly relax.”1. Up to 21 guests / 6 bedrooms Sleeps 19 as standard, or up to 21 with extra air mattresses. In addition to six bedrooms, both the 1st and 2nd floors have a living room and kitchen, so even large groups can relax at their own pace.2. Natural hot springs on both the 1st and 2nd floors One indoor natural hot spring bath is available on each floor. Both are spacious enough for multiple people at once, allowing your group to split up and enjoy the hot springs comfortably.3. Two saunas + an outdoor jacuzzi Choose from an outdoor barrel sauna or an indoor sauna on the 2nd floor. After your sauna session, unwind in the outdoor jacuzzi while taking in Hakone’s nature.4. Covered BBQ area The wooden deck features a covered BBQ space with two BBQ grills. Enjoy meals with family and friends in a setting that’s less affected by the weather.5. Private gymnasium for guests An exclusive indoor gym lets you enjoy basketball and table tennis. Great for rainy days or trips with children—stay active without leaving the property.6. Comfortable facilities for large groups Three toilets total (two on the 1st floor, one on the 2nd) and three washbasins total (two on the 1st floor, one on the 2nd). Together with two hot spring bathrooms, this layout helps prevent morning routines and bathing from bottlenecking in one place.7. Dogs welcome Up to three dogs (each up to 15 kg) are welcome. A private dog run is available on-site. Indoors, dogs may stay with you in the 1st-floor living room, gymnasium (1F), and Western-style room (1F).　*Please contact us if you plan to bring more than three dogs.*8. Ideal for company trips & executive offsites Equipped with fiber-optic Wi-Fi, a large whiteboard, and a projector. Hold meetings during the day; enjoy BBQs from late afternoon; then relax at night in the hot springs or saunas—all within one property.Play together during the day, BBQ in late afternoon, then head to the hot springs or saunas at night.More than just a base for sightseeing in Hakone—this entire private villa is designed so you can truly enjoy spending time together at home as well.

Enjoy the breathtaking views from the glass-enclosed popular sauna in the SOLIS building. Sauna - Grand Reopening (Exclusive to the SOLIS Building) MONS GORA offers an impressive 350 square meters of space with a semi-open-air bath featuring natural flowing Onsen water. This one-of-a-kind Hotel provides a luxurious experience and unparalleled hospitality with its high-quality Facilities and meticulously designed spaces. The private atmosphere unique to a one-building rental Hotel ensures the ultimate relaxation. The interior, crafted by a space designer, features carefully selected furnishings. The semi-open-air hinoki cypress bath is filled with natural flowing water from the Owakudani Onsen, while the fully equipped bar counter with a wine cellar allows you to enjoy fine alcohol. Surrounded by the nature of Hakone Gora, you can trace the seasons on the spacious wooden deck or balcony, listen to the soothing sounds of a vacuum tube amplifier, and gaze at the flickering flames of the wood-burning stove. In this exclusive private space, you can deeply relax and unwind.