一ヶ月 いっかげつ Also written 一ヵ月, 一カ月, 一か月, 一箇月, 一ケ月, 1ヶ月, 1ヵ月, 1カ月, 1か月, 1箇月, 1ケ月 Meanings Noun one month Kanji 一 one. Read as イチ. 月 month. Read as ゲツ. Common phrases 一ヶ月にわたる 一ヶ月に及ぶ Words containing 一ヶ月 丸一ヶ月 (まるいっかげつ) the whole month 一ヶ月検診 (いっかげつけんしん) 1-month checkup (of a baby) Jinuma: Japanese Dictionary · Word lists