Originally Posted by
jackho
That makes difference for Japanese.
I remember that, one time when I got greetings from CP, she looked at me for a while. Her face told me: "are you really JGP?"
Maybe I dressed and style looks like a college student. (someone said my hair style looks like a Japanese high school student)

But you still got the greeting

It probably changes how you are greeted though

I am not going to wear something uncomfortable for my flight just to get a better greeting