A renown costume designer and cosplayer who was in New York for Comic Con is speaking out after she was groped twice over the weekend, once while wearing a poncho. Yaya Han has been dressing up characters from video games, anime and movies for 15 years and is now an internationally recognized personality in cosplaying. Over the weekend, she took to Facebook to reveal that she was groped by people on the street blocks away from the convention. Scroll down for video. Yaya Han, an internationally known cosplayer who designs costumes and models, says she was groped twice in New York City.