Yanagi Yu Onsen is a public day-use bathhouse in Kinosaki Onsen, Hyogo. Named after a sacred willow tree, it features a simple hinoki cypress indoor bath known for its hot waters at around 44°C, believed to aid circulation and healing. It is one of the seven historic bathhouses in the Kinosaki sotoyu meguri tradition.
It is fully tattoo-friendly, welcoming all visitors without restrictions. Walk-ins are accepted, and admission is cash only. Towels are available for purchase at reception.