いっしゅうかん 一週間 Common word LinksSentence search for 一週間Sentence search for いっしゅうかんSentence search for 1週間Kanji details for 一, 週 and 間Edit in JMdict Noun1. one weekOther forms1週間 【いっしゅうかん】 Discussions Log in to talk about this word.