Hotel The Mitsui is set to elevate the Japanese hospitality landscape with the announcement of its second ultra-luxury property, located in the historic hot-spring town of Hakone. Opening in December 2026, this serene retreat promises to blend traditional Japanese wellness rituals with modern elegance, offering a perfect escape for discerning travelers looking to unwind in nature.
Key takeaways
- The resort is scheduled to open in December 2026 within the picturesque hills of Hakone.
- Wellness remains a core focus, featuring natural onsen facilities and traditional spa experiences.
- The property serves as an ideal extension for business travelers visiting Tokyo due to its convenient rail access.
A new chapter in luxury hospitality
Building on the immense success of its flagship property in Kyoto, Hotel The Mitsui is expanding its footprint to one of Japan’s most cherished destinations. This new resort represents a thoughtful evolution of the brand, capturing the essence of Hakone’s volcanic landscapes and lush forests. Guests can look forward to a design philosophy that frames the natural beauty of the region, ensuring every suite and villa feels like a private sanctuary. The brand remains dedicated to craftsmanship and locality, ensuring that the architecture and service reflect the unique character of the surrounding mountain and coastal influences.
Wellness and cultural immersion
At the heart of the experience is a deep commitment to the healing power of water. Hakone is renowned for its long-standing bathing culture, and the new property honors this heritage through carefully curated onsen experiences and spa programs. Beyond the water, the resort will offer guests unique opportunities to engage with local culture, including tea ceremonies and guided nature walks that highlight the seasonal charm of the mountains. Every detail is being crafted to provide an immersive approach to Japanese culture that leaves guests feeling refreshed and inspired.
A convenient escape for the modern traveler
For those balancing professional commitments in Tokyo with a desire for restorative travel, the location is truly exceptional. Being less than two hours from the capital makes this an accessible destination for a weekend of rejuvenation. As Japan continues to see a rise in global visitors, this opening arrives at a perfect moment for those seeking to experience the country’s refined hospitality in an intimate, mountain setting. We look forward to seeing how this property becomes a cornerstone for travelers who value both efficiency and the quiet beauty of a Japanese retreat.
Sources
- Hotel The Mitsui Hakone resort to open December 2026, Travelling for Business.

