Toilets in Japan are sometimes designed more elaborately than toilets commonly seen in other developed nations. European toilets occasionally have a separate bidet whilst Japan combines an electronic bidet with the toilet. The current state of the art for Western-style toilets in Japan is the bidet toilet, which as of March 2016 is installed in 81% of Japanese households. In Japan, these bidets are commonly called washlets, a brand name of Toto Ltd., and they may include many advanced features rarely seen outside of Asia. The basic feature set commonly found on washlets consists of anal hygiene, bidet washing, seat warming, and deodorization.
Terminology
The word toire (トイレ) is an abbreviated form of the English language word "toilet", and is used both for the toilet itself and for the room where it is located.
A common euphemism is otearai (お手洗い, lit. "hand-washing"). This is similar to the usage in US English of "washroom", which literally means...