警けい備び会がい社しゃMeaningsNoun1. security firm; security companyOther readings警けい備び会かい社しゃKanji used警to police (something)備equip会meeting社companyComposed of警けい備びdefense; defence; guard; policing; securityNoun会かい社しゃcompany; corporation; firm; one's workplaceNoun