Kusatsu Onsen in Gunma Prefecture is one of Japan's most famous hot spring resorts, offering authentic ryokan stays centered around its abundant thermal waters. Visitors can expect traditional tatami rooms, communal onsen baths, and kaiseki dining. Most ryokans are located within walking distance of the iconic Yubatake hot spring source. Budgets typically start around ¥20,000 per person per night for a full-board experience, with higher-end properties offering private open-air baths and spa services.
Among the top-rated options, Kusatsu Onsen Boun offers a central location and a Very Good rating (80). Tokinoniwa, rated Fabulous (89) by Kyoritsu Resort, features 4-star accommodation with private terraces, sauna, and spa facilities, plus an excellent breakfast. Urakusatsu Tou, also Fabulous (85), provides a garden, ski access, and a bar, perfect for winter sports enthusiasts. All these ryokans include free parking, WiFi, and hot spring baths, ensuring a comfortable and immersive traditional Japanese stay.