BoA makes jazz listenable ಠ_ಠ  THANK YOU. That tag is an abomination. Yes, it does conjur the image of a dimly-lit restaurant filled with a haze of wafting smoke, BoA shimmering atop on the piano, reclining and catching your eye through an atmosphere oh so seductive… No, it's not the only song in the world to do so. It's still utterly perfect though.
I get this mental image of her being a ritzy lounge singer in a flashy dress, on top a giant piano being an hbic.  Me too! It's the image I got after just listening for 10 seconds. Such a good song.