緊 JLPT N1 Kanji 緊 — tense, solid, hard, reliable, tight JLPT N1 15 strokes Secondary (Jōyō) Radical 糸 #677 most frequent Readings On'yomiキン Kun'yomiし.めるし.まる Example words 緊急きんきゅうurgent; pressing; emergency 緊張きんちょうtension; mental strain; nervousness