Japanese phrase
___はなぜですか？ ___ wa na ze de su ka
Meaning
Why is it that ___?
When to use it
Asks why something is the way it is. It is a polite but direct request for an explanation when a situation seems unclear or unexpected.
Example dialogue
電車が遅れたのはなぜですか？ den sha ga oku re ta no wa na ze de su ka
Why was the train late?
事故があったみたいです。 ji ko ga a tta mi ta i de su
It seems there was an accident.