ONSEN
& SAUNA
ETIQUETTE
IS PART
OF JAPAN
Public bathing in Japan is not just about getting clean.
Hot springs, neighborhood bathhouses and modern sauna facilities are part of everyday Japanese life. For a first-time visitor, being completely naked among strangers may feel unusual. In Japan, it is ordinary.
The rules are simple once you know them: wash before entering the bath, keep towels and hair out of the water, respect other people’s space and follow the individual facility’s rules.
WHAT
IS WHAT?
ONSEN
A bath using naturally occurring hot-spring water that meets Japan’s legal definition of an onsen. Onsen range from mountain inns to large resort facilities.
SENTO
A neighborhood public bath. Unlike an onsen, the water does not need to come from a natural hot spring. Sento remain part of local life in cities across Japan.
SUPER
SENTO
A larger modern bathing complex that may combine multiple baths, sauna rooms, restaurants, relaxation spaces and sometimes massage or spa services.
SAUNA
Modern Japanese sauna culture often revolves around a cycle of sauna, cold-water bath and rest. Many facilities now treat this as an experience in its own right.
WASH FIRST.
SOAK SECOND.
This is the rule that matters most. The shared bath is not where you wash your body. Clean yourself thoroughly at the washing area first, rinse away all soap, and only then enter the bath.
SIX
SIMPLE RULES
NO
SWIMSUIT.
IT’S NORMAL.
Being naked is not a sexual signal in an ordinary Japanese bath.
For many visitors, this is the biggest cultural adjustment. In Japan, shared naked bathing has a long history and is usually treated matter-of-factly.
People generally mind their own business. You do not need to hide your body, perform confidence or compare yourself with anyone else.
Just bathe.
KEEP IT
OUT.
The famous towel-on-the-head look actually has a practical reason.
A small towel is often used while washing or for modesty when walking around the bathing area.
But once you enter the bath, keep it out of the water. You can place it beside the bath or fold it on top of your head.
TATTOOS
There is no single nationwide rule for every bath.
Some facilities still refuse customers with tattoos. Others accept them, and some allow small tattoos when they are covered.
Policies are gradually changing, but the safest approach is simple: check the facility’s current rules before visiting.
If public bathing is difficult, private baths at ryokan and reservable private baths can be useful alternatives.
SAUNA
CULTURE
Sauna is now part of contemporary Japanese relaxation culture.
Modern sauna facilities can be highly designed spaces, with multiple sauna rooms, cold baths, outdoor-air resting areas and organized aufguss sessions.
A familiar Japanese sequence is: heat the body in the sauna, cool down in a water bath, then sit quietly and rest.
You may hear the word totonou — a popular expression for the deeply relaxed feeling people associate with this sauna cycle.
HEAT.
COOL.
REST.
SAUNA
Sit, relax and leave when your body tells you it is time. There is no prize for staying longest.
WATER
Rinse away sweat before entering a shared cold-water bath. Cold water is optional — listen to your body.
REST
Sit somewhere comfortable, breathe and let your body cool down. Outdoor-air rest is especially popular.
SHINAGAWA
SAUNA
A good introduction to modern Japanese sauna culture.
Despite the name, Shinagawa Sauna is located only about one minute on foot from Oimachi Station.
It combines two distinctive sauna rooms, multiple cold-water experiences, indoor relaxation and an impressive rooftop area with outdoor-air rest and open-air baths.
This is an ordinary sauna facility — not a gay cruising venue. Use it exactly as you would any other Japanese public sauna.
SHINAGAWA SAUNA / OPEN MAP →AUFGUSS SAUNA
SELF-LÖYLY SAUNA
WATER BATHS
OUTDOOR REST
NOW,
A VERY IMPORTANT
DIFFERENCE.
When gay travelers hear the word “sauna,” they may be thinking of something completely different. Japan has both ordinary saunas and gay saunas — and they are not the same thing.
GAY
SAUNA
A gay sauna is not simply a public bath where the customers happen to be gay.
Gay saunas and cruising facilities are spaces specifically intended for gay or bisexual men to relax, meet other men and, depending on the venue, engage in cruising or consensual sexual encounters.
They may include baths, showers, dry saunas and steam rooms, but also lounges, sleeping areas or private spaces.
The social expectations are therefore very different from an ordinary sento, onsen or public sauna.
SAME WORD.
DIFFERENT SPACE.
BATHING
& RELAXATION
Ordinary sauna facilities are public wellness spaces. Nudity is normal in many bathing areas, but it is not sexual. Cruising or sexual behavior is inappropriate.
SOCIAL
& CRUISING
Gay saunas are adult spaces where meeting other men and cruising may be part of the purpose of the venue. Rules still vary by facility.
24
KAIKAN
One of the best-known gay sauna names in Tokyo.
24 Kaikan Shinjuku sits in the heart of Shinjuku Ni-chome and combines sauna and bathing facilities with spaces designed for gay men to meet other men.
International visitors are common, making the Shinjuku branch one of the more approachable gay-sauna experiences for overseas gay travelers in Tokyo.
This is an adult gay venue, not an ordinary Japanese public bath. Enter with that distinction clearly understood.
24 KAIKAN SHINJUKU / OPEN MAP →NI-CHOME
/ CRUISING
+ INTERNATIONAL
VENUE
READ
THE SPACE.
GET NAKED.
KNOW THE RULES.
KNOW THE PLACE.
Japanese bathing culture can be one of the most relaxing parts of a trip. Wash before you soak, respect the shared space and remember that an ordinary sauna and a gay sauna may look similar in places but exist for very different reasons.