念を入れる ねんをいれる Meanings Expression, Ichidan verb to take great care (in doing); to pay attention; to be careful Kanji 念 thought. Read as ネン. 入 enter. Read as いれる. Words containing 念を入れる 念には念を入れる (ねんにはねんをいれる) to be extremely cautious Jinuma: Japanese Dictionary · Word lists