鍵 けん Meanings Noun key (on a piano, organ, etc.) Kanji 鍵 key. Read as ケン. Words containing 鍵 鍵盤 (けんばん) keyboard (of a piano, typewriter, etc.) 打鍵 (だけん) keystroke 鍵盤楽器 (けんばんがっき) keyboard instrument And 8 more. Jinuma: Japanese Dictionary · Word lists