飛とび込こみ営えい業ぎょうMeaningsNoun1. door-to-door sales; cold callingKanji used飛fly込crowded営manage業businessComposed of飛とび込こみjump; plunge; dive; appearing without an appointment; bursting in; arriving unannounced; cropping up suddenlyNoun営えい業ぎょうbusiness; trade; operations; salesNoun