Ecchi Shiyou means “let’s do lewd things” or “let’s fuck” in Japanese
It all depends on how you say it, if said wrong you’ll be in
jail for attempted
rape. If you say it the right way they’ll drop dead and open up to you.
From Papa Franku’s Japanese
101 Lesson
Joji saw a
lovely girl on the
train one day, he had the courage to walk up to her and say with all his heart “Ecchi Shiyou”, later that night he became
JOJO because of the extreme manliness.