Located in Narai-juku, one of Japan’s best-preserved Edo-period post towns on the historic Nakasendo route, BYAKU Narai is a boutique inn set within four restored heritage buildings, including the former Suginomori Shuzo sake brewery founded in 1793. The property offers 16 guestrooms combining traditional architecture with modern comforts such as air-conditioning, WiFi, and private bathrooms. Guests can enjoy seasonal dining at Restaurant Kura, which occupies a former storehouse, and taste local sake at the onsite Suginomori Brewery and Tasting Bar. Other facilities include Gallery Hoi Hoi, showcasing regional crafts, and SAN-SEN, a bathing facility using pure mountain spring water from the Shinano River. With its blend of history, culture, and hospitality, BYAKU Narai provides an authentic stay in a town where time appears to stand still.