If you have a visible tattoo, message or call the facility ahead of time rather than assuming, policy varies by individual bath, not by any national rule. Their website or a booking platform will often say “tattoo friendly” directly if that’s the case.
If it’s a small tattoo, a waterproof cover seal is often enough to get you into an otherwise no-tattoo facility, they’re sold at drugstores and some onsen front desks. For anything larger, book a private kashikiri (reserved) bath or a ryokan room with its own in-room bath instead.
- Don’t assume a rejection is personal or unusual — it’s a long-standing blanket policy at many places, not a judgment about you specifically.
- Tourist-heavy regions are your best bet if you’d rather not plan around it — tattoo-friendly options have grown fastest there.