hot spring crawl; bathhouse hopping
Refers to the activity of visiting multiple public bathhouses (外湯) in a hot spring resort area, often using a pass or stamp rally.
Hot spring crawling is popular in Kinosaki Onsen.
I bought a bathhouse hopping pass and went to three hot springs.
湯巡り is a broader term for visiting various hot springs, not limited to public bathhouses in a single resort.
Standard kanji spelling; 巡り is the common form for 'going around'.
Variant with めぐり in kana; often seen in travel guides and casual writing.
Compound of 外湯 (public bathhouse) and 巡り (going around).