Reason
Motive, Excuse
noun
A reason reason is a reason! How could it not be? Do you have a reason why it shouldn't be? I thought not.
This word means "reason" as in the reason you're studying Japanese, or the reason you're late. That's why it can also mean similar words like motive and excuse.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
大きな理由
big reason
どんな理由
For what reason?
そんな理由
that kind of reason
理由ができる
reason is made
理由が分かる
to understand the reason
理由がある
there is a reason
本当の理由
real reason
何らかの理由
some reason
一つの理由
one reason
理由を考える
to think of a reason
理由をきく
to ask the reason
理由を言う
to say the reason
この理由
this reason
同じ理由
same reason
いかなる理由
whatever reason, for what reason
とくに理由はありません。
I don’t have any specific reason.
未だけいひのせいさんをしてないのには、何か理由があるんですか？
Do you have any reason for not having settled your business expenses yet?
論理的な理由から、彼は行方不明になったゴム手袋の事件の犯人が風船屋であることを導いた。
For logical reasons, he was led to believe that the culprit in the case of the missing rubber gloves was the balloonist.