Denshi Jisho — Online Japanese dictionary

しゅうかん custom; habit; manners
Common word, Noun, No-adjective 
きゅうかん old customs
Noun 
悪習 あくしゅうかん bad habit; evil practices; evil practises
Noun 
食習 しょくしゅうかん eating habits
Noun 
購買習 こうばいしゅうかん buying habit
Noun 
風俗習 ふうぞくしゅうかん manners and customs; customs and habits
Noun 

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