2. In Japanese: comes from English letter "H," possibly an abbreviation of the word "hentai" which means perverted/sexually deviant. Refers to the act of sex, or can refer to anything sexual in nature if used as an adjective with the -na suffix.
2. Ecchi shiyou. ("Let's have sex.")
English: Ecchi in English speaking anime fandom is considered to mean mildly perverted. It is used to describe anime and manga with panty shots, the occasional nipple, sexual humour, and other forms of fanservice but does not actualy conatain sex.
Japanese: In the Japanese usage "ecchi" literaly means "sex". When the Japanese refer to "ecchi anime" they mean what English speakers would call "hentai", which in Japan is used to mean "pervert"
Japanese: Ano hentai wa ecchi anime ga suki desu.
Translation: That pervert(hentai) likes sex(ecchi) anime.
I think the people who wrote this are ecchi.
The most commonly used word for "sex" in modern time Japan; was also used for defining erotic means across the internet by foreigners.
Foreign way: damn this ecchi site is been banned, awwwh I wasted soo much money on getting the membership key.