How Do You Say Good Morning Sexy In Japanese Romaji?

This is very simple.

Ohaiyo Gozaimasu Sexushi. Or, Sexushi Ohaiyo.

Ohaiyo, is the proper term for good morning, as Koniichiwa, is the proper term for good afternoon, and Konbanwa is the proper term for goodnight. The japanese say sexy, as closely to the English from since they do not have an equivalent word, tho Ero is close but its used in conjunction with Kawaii or Kakoii, for cute or cool. Ero Kakoii is Sexy-cool, where Ero Kawaii is sexy-cute, but when referring to sexy in general they will say sexushi.