慶けい應おう義ぎ塾じゅく大だい学がく産さん業ぎょう研けん究きゅう所じょMeaningsNoun1. Keio Economic Observatory; KEOKanji used慶congratulate應respond with action [old]義justice塾cram school大large学study産give birth業business研refine究research所placeComposed of慶けい應おう義ぎ塾じゅくKeio (Private University)Noun大だい学がくuniversity; college; the Great Learning (one of the Four Books)Noun産さん業ぎょうindustryNoun研けん究きゅう所じょresearch institute; (research) laboratoryNoun