ちょうき 長期にわたる Show inflections LinksSentence search for 長期にわたるSentence search for ちょうきにわたるSentence search for 長期に渡るKanji details for 長 and 期Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'ru' ending1. to be protracted; to extend over a long period of time; to be prolongedOther forms長期に渡る 【ちょうきにわたる】 Discussions Log in to talk about this word.