Sainokawara Park is a natural wonderland in Kusatsu Onsen, renowned for its unique geothermal landscape where hot spring water gushes from the ground, forming steamy rivers and pools. It serves as a picturesque gateway to the famous Sainokawara Rotenburo (open-air bath), making it a central attraction for anyone visiting this historic hot spring town.
Visitors consistently praise the park's enchanting atmosphere, especially the visual spectacle of steam rising from the hot spring streams, particularly striking in colder weather or at night when illuminated. The presence of multiple free foot baths along the walking paths is a recurring highlight, allowing guests to relax their feet amidst the natural beauty. Many reviewers emphasize the ease of the walk and the serene, peaceful environment, contrasting it with the busier town center. The large open-air onsen at the end of the park is frequently described as a must-try, with its vast size and natural setting being a unique experience.
To make the most of your visit, bring a small towel for the free foot baths; reviewers note these are not provided. While the park itself is free, the large open-air onsen has an entry fee, typically around 600-800 Yen. Plan to spend at least 1-2 hours exploring the park and enjoying the foot baths, with additional time if you intend to use the main onsen. Visiting in the early morning or late evening is recommended to avoid crowds, especially for the onsen, and to experience the beautiful night illumination. Reviewers suggest that the park is particularly stunning in winter with snow or during autumn foliage season.
The park is conveniently located about a 10-15 minute walk west from Yubatake, the symbol of Kusatsu Onsen. The walk itself is pleasant, often described as passing through charming shop alleys. For those driving, parking is available, though some visitors mention utilizing hotel parking. The park's entrance is car-free, ensuring a tranquil walking experience.
A common complaint among some visitors is the lack of showers or soap/shampoo at the large open-air onsen, as it's primarily for soaking rather than full bathing. Additionally, the locker system at the onsen sometimes charges a non-refundable fee (e.g., 100 Yen), which can be an unexpected detail for some. Be prepared for these aspects to avoid disappointment.



