顧こ客きゃく関かん係けい管かん理りMeaningsNoun1. customer relationship management; CRMKanji used顧look back on客guest関connected to係be involved with管pipe理logicComposed of顧こ客きゃくcustomer; client; patronNoun関かん係けいrelation; relationship; connection; participation; involvement; concern; influence; effect; sexual relations; sexual relationship; …Noun管かん理りcontrol; management (e.g. of a business)Noun