“What for?” in Japanese
Short answer
What for? in Japanese is “何だって” (nandatte). Full meaning: what?!, what did you say?!; why?, what for?, for what reason?; anyone, anything.
Other ways to say “What for?” in Japanese
如何して
doushite how, in what way, by what means; why, for what reason, for what purpose, what for; cannot possibly
なして
nashite forming, comprising, making up; why?, for what reason, how, in what way, for what purpose, what for
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