A mistake or error; something done or thought incorrectly (e.g., in calculation, speech, procedure).
書類に小さな間違いが一つ残っていた。
There was one small mistake left in the document.
住所を間違えて届け先に行ってしまった。
I went to the wrong address because I got the address wrong.
間違いを指摘してくれてありがとう。すぐ直します。
Thanks for pointing out the mistake. I'll fix it right away.
試験の答案にいくつかの間違いがあった。
There were a few mistakes on the exam paper.
An accident, mishap, or trouble — a problem or incident that results from a mistake or error.
操作の間違いで装置が停止してしまった。
Due to an operational mistake, the device stopped working.
薬の投与の間違いで患者にトラブルが起きた。
A medication error caused trouble for the patient.
配送先の入力間違いから荷物が届かなかった。
Because of an input mistake in the delivery address, the package didn't arrive.
Improper conduct or indiscretion (often referring to inappropriate behavior between people, such as a romantic/sexual indiscretion).
彼が既婚者と関係を持ったのは大きな間違いだった。
It was a big mistake for him to have a relationship with a married person.
そんな軽率な行動は間違いだからやめなさい。
Stop that rash behavior — it's wrong (an indiscretion).
一夜の関係が原因で彼女の立場が悪くなった。あれは間違いだったと言える。
Her one-night affair hurt her position. You could say that was a mistake.