World's Best Ever says: "The Sekuhara (translated: Sexual Harassment) Interface is a group of daikon radishes that have been hooked up to electronic sensors to emit moans and groans when groped."
It would be easy to construct a Sekuhara Interface for home use using the MaKey MaKey kit.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects