間違いない まちがいない Also written 間違い無い Meanings Expression, い-adjective certain; sure; no doubt reliable; dependable Kanji 間 interval. Read as ま. 違 differ. Read as ちがい. Words containing 間違いない 間違いなく (まちがいなく) clearly 間違いなし (まちがいなし) certain Jinuma: Japanese Dictionary · Word lists