Koumpounophilia
An affection and/or love of buttons. Those that have this usually enjoy collecting buttons, using them in crafts and projects and even identify with them in some manner.

More extreme cases lead to a sexual arousal at the sight or mention of them.
"Yeah, uhuh, sure. Hey, where did you get that shirt?"
"The department store across the street. Why?"
"Well, its just... so many buttons... buuuuuuuttooooons! GIVE ME THOSE BUTTONS! I MUST HAVE THEM!!!"
--Example of Koumpounophilia