Joya Onsen Cafe is a Japanese-style bathhouse and tatami cafe at 511 Upper Jurong Road, with a communal public onsen using seasonal bath salts, open daily 10:30am to 10:30pm with a full-day adult pass at S$45. Two bookable private onsen rooms each have a hot pool and a dry sauna, and the larger Zen Suite adds a steam function and a deck chair. Private sessions run 90 minutes, carry no gender restriction and include a same-day public onsen pass.