4237-20 Shima, Nakanojo, Gunma Prefecture
Rating
Cost per person
Free
The Shionoyu Drinking Spring in Shima Onsen offers visitors a chance to sample the local spring water, known for its purported health benefits. Located in the Shinyu area near the Shima Onsen Association, this free and well-maintained facility provides a clean and accessible spot to taste the slightly salty, mineral-rich water. Open from 8:00 to 18:00, it's a convenient stop while exploring the Kinokodaira shopping street. Many reviewers note the water's mild flavor, making it an easy introduction to onsen drinking. Though some reviews mention seasonal variations in taste and occasional closures for maintenance, it remains a popular and unique experience in Shima Onsen. Bring your own cup or bottle to fully enjoy this local tradition.