Denshi Jisho — Online Japanese dictionary

ひろい spacious; vast; wide
Adjective 
こうはん wide; extensive; comprehensive; far-reaching; widespread
Na-adjective, No-adjective 
こうほう PR; public relations; publicity; information
Out-dated kanji, Noun 
広める ひろめる to broaden; to propagate
Common word, Ichidan verb, Transitive verb 
弘める ひろめる to broaden; to propagate
Ichidan verb, Transitive verb 

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