Onsen Etiquette in Japan: Rules Foreigners Should Know

Quick guide:
Rinse before soaking, no swimsuits, keep towels out of the water, and enjoy quietly. Japanese onsens are for relaxation, not swimming.

Before You Enter

• Wash thoroughly: Use the shower area to rinse and scrub before entering the bath.
• No swimsuits: Japanese onsen are nude bathing areas.
• Hair up: Keep long hair tied to avoid touching the water.

Inside the Bath

• Keep towels out: Leave them on your head or beside the bath.
• Quiet atmosphere: Speak softly and relax.
• No photos: Cameras and phones are not allowed.

Tattoos & Special Rules

• Some onsen restrict tattoos. Learn more about tattoo rules here .
• If you are unsure, private baths (kashikiri) are often the easiest option. See private onsen options .

What to Bring

• Small towel, water bottle, hair tie
• Coin locker money (¥100–¥200)

Useful Phrases

• “Koko wa tattoo OK desu ka?” → Are tattoos allowed?
• “Ofuro wa doko desu ka?” → Where is the bath?

Rules vary by onsen. Always check signs on-site.
Last updated: 2026-01-21