需じゅ給きゅう関かん係けいMeaningsNoun1. relation between supply and demandKanji used需demand (for something)給supply (of something)関connected to係be involved withComposed of需じゅ給きゅうsupply and demandNoun関かん係けいrelation; relationship; connection; participation; involvement; concern; influence; effect; sexual relations; sexual relationship; …Noun