
Guide
Katakurakan is a historic hot spring facility located on the shores of Suwa Lake in Suwa City, Nagano Prefecture. Built in the 1920s, this building is a precious architectural gem that preserves the modern aesthetic of that era, inviting visitors into a world filled with exotic charm. The most striking feature is not just the architectural style, but the magnificent marble-clad hot spring baths inside. More than just a place to bathe, it is a landmark of the Suwa area where you can feel as though you have stepped into a museum or a palace. Soaking in the warm waters against the backdrop of the serene Suwa Lake offers a truly special moment to escape the hustle and bustle of daily life.
The history of Katakurakan dates back to the early 20th century, a period of rapid modernization and the flourishing of hot spring culture in Japan. As Western architectural techniques and designs flowed into Japan during the 1920s, this building was constructed using the Gothic Revival style. At the time, hot spring resorts served as social hubs for the wealthy and intellectuals, and Katakurakan stood as a symbol of this era. The heavy, dignified presence of the building and its intricate details reflect the spirit of an age that viewed hot springs not just as a place for healing, but as a venue for cultural experiences. Today, the building is carefully preserved as a significant piece of local cultural heritage.

The absolute highlight of Katakurakan is its "Marble Hot Spring Bath." The vast space is lined with marble that radiates a mystical glow when hit by light, creating an incredibly luxurious atmosphere. This grand bath offers a one-of-a-kind experience where visual beauty and the warmth of the water merge perfectly. Additionally, the Gothic Revival details of the exterior are a must-see. The spires, arched windows, and decorative columns are highly photogenic and perfect for photography enthusiasts. The classic atmosphere of the entire building ensures that every angle is a beautiful sight to behold.
Katakurakan can be enjoyed in any season, but it reveals different charms depending on the time of day. During the daytime, natural light streams through the windows, illuminating the marble baths with a sense of cleanliness and openness. It is also an ideal time to enjoy the views of Suwa Lake. The facility is open from 10:00 to 20:00, making an evening soak the perfect way to unwind after a long day. In the winter, the contrast between the cold air and the warm, historic hot spring makes the experience even more cozy. Since the facility closes at 20:00, we recommend arriving early enough to enjoy a relaxed soak.

The primary activity here is, of course, "bathing within a historic architectural masterpiece." Soaking in the warm waters while surrounded by marble provides deep relaxation for both mind and body. For architecture and photography lovers, observing the intricate Gothic details and capturing the building's beauty with a camera is a wonderful experience. After your soak, you can complete your sightseeing itinerary by taking a stroll along the shores of Suwa Lake.
Beautiful Suwa Lake spreads out right beside Katakurakan. You can enjoy seasonal scenery while walking along the lakeside paths. The Suwa area has long been known as a hot spring destination, and you will find many nearby accommodations and restaurants. Combining a visit here with a trip to the nearby Suwa Taisha Shrine or other local nature activities will make your journey through Nagano truly unforgettable.
To enjoy your bath, please remember to bring your own towel. Please follow the facility rules and maintain proper public etiquette.