Naze なぜ

Interrogatve adverb meaning: why.

1. In a question
「なぜ休んだのですか。」「かぜをひいたからです。」
"Naze yasunda no desu ka." "Kaze o hiita kara desu."
"Why were you absent?" "Because I caught a cold."

なぜ彼は来たのですか。
Naze kare wa kita no desu ka.
Why did he come?

彼になぜ約束を破ったのかたずねましたか。
Kare ni naze yakusoku o yabutta no ka tazunemashita ka.
Did you ask him why he broke his promise?

-> See also: doushite, ka