Levitation trick ruined

Have you ever wondered how they do that levitation trick? You know - the one where the person is suspended and the magician manages to pass their hand, then a ring or something around the person's torso? Wonder no more my friends. There are surely a million magicians right now going "thanks for spoiling it - bucko!". The video's in Japanese, but you'll get it, don't worry. Oh - and that's not a real woman.......