鉄てつ道どう公こう安あん官かんMeaningsNoun1. railroad security officerKanji used鉄iron道roadway公public安peace of mind官bureaucratComposed of鉄てつ道どうrailroad; railway; rail transportNoun公こう安あんpublic peace; public safety; public security; peace and order; security policeNoun官かんgovernment; government service; the bureaucracy; government post; government officialNoun