いっしゅう 一週 LinksSentence search for 一週Sentence search for いっしゅうSentence search for 1週Kanji details for 一 and 週Edit in JMdict Noun, Adverb (fukushi)1. one weekSee also 一週間Other forms1週 【いっしゅう】 Discussions Log in to talk about this word.