1) Korean clothing 
Dwikkoji (hangul: 뒤꽂이) is a Korean traditional ornament used to decorate ladies` chignons, and it has a sharp end. When ladies stick the dwikkoji in their chignon, it functions as jewelry adorning their hair. Three-leg golden dwikkojis are presumed to have come from the Baekje period of Korea, and they are believed to be the origin of dwikk....