CILS: Chicago International Language School / シカゴ 国際外語スクール Welcome to CILS - The Chicago International Language School. Located in Chigasaki City in the Shounan area of Japan's Kanagawa Prefecture, CILS is the next generation of language learning institutions! We're leading a revolution in the world of language teaching and learning. Chicago-gaigo.com~Site InfoWhoisTrace RouteRBL Check