一間 いっけん Meanings Noun one ken (approx. 1.8 m) Kanji 一 one. Read as イチ. 間 interval. Read as ケン. Words containing 一間 一間竜 (いっけんりゅう) one-square-gap dragon 一間トビ (いっけんとび) one-space jump Jinuma: Japanese Dictionary · Word lists