Around Nakagi Marine Center × Zen-Inspired AccommodationRecommended Hotel·Ryokan

A traditional Japanese Ryokan with a sukiya-style design, surrounded by clear streams and lush forests, featuring a beautiful garden. Immerse yourself in the ultimate relaxation unique to Seiryuso, nestled within approximately 2,000 tsubo of verdant nature and gardens. Enjoy the natural flowing Onsen, the newly renovated Onsen pool, the luxurious Kelo sauna made from Finland's finest "wooden jewel" material called Kelo, and the Roman-style aroma sauna zone "Thermarium," where you can relax in swimwear for an indulgent experience.

Established in 1867 (Keio 3). A tranquil property nestled at the foot of Mount Kanaya. Featuring Japan's largest cypress bath, "Senninburo," and "Manyo no Yu," the largest wooden women's bath in the country. All our baths are fed by natural onsen sources 24 hours a day. Enjoy the rustic beauty of Japanese architecture harmonizing with nature while indulging in the diverse onsen experiences we proudly offer.

An extraordinary retreat in a protected nature reserve within a national park where new construction is no longer permitted. Enjoy an open, sea-embracing sense of freedom, architecture that blends indoors and outdoors, and an open-air bath that melts into the West Coast—home to sunsets often called the best in Japan. Ever-changing panoramic views bring a vibrant rhythm to your stay. Wake to birdsong, listen closely to the wind, and spend evenings wrapped in the glow of sunset beneath a sky full of stars. In serene harmony with nature, savor a truly refined escape.