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|style="background-color: #efefef; vertical-align: top;"|Onsen are naturally occurring phenomenon and since ancient times have been a valued and adored part of the culture.  They are known for not just their tranquility, but also their healing and beautifying properties.

|style="background-color: #efefef; vertical-align: top;"|Onsen are naturally occurring phenomenon and since ancient times have been a valued and adored part of the culture.  They are known for not just their tranquility, but also their healing and beautifying properties.

|style="background-color: #efefef; vertical-align: top;"|Sento are your neighborhood bath houses; a kind of proletariat onsen.  They emphasize the social aspect of the onsen to a degree over the relaxing aspect, and such can be loud and boisterous at times.  There is a belief among some Japanese that nothing builds bonds between people like having a chat together naked, and the sento serves as a place to build these bonds.

|style="background-color: #efefef; vertical-align: top;"|Sento are your neighborhood bath houses; a kind of proletariat onsen.  They emphasize the social aspect of the onsen to a degree over the relaxing aspect, and as such can be loud and boisterous at times.  There is a belief among some Japanese that nothing builds bonds between people like having a chat together naked, and the sento serves as a place to build these bonds.

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|colspan="2" style="background-color: #d0d0d0; text-align: center;"|''Prevalence''

|colspan="2" style="background-color: #d0d0d0; text-align: center;"|''Prevalence''

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