どんな donna
どんな（donna）means “what kind of ~”. A noun-modifier placed directly before a noun to ask about its kind, nature or characteristics. Formation: どんな + N
what kind of ~
N5Formation
どんな + N
Explanation
A noun-modifier placed directly before a noun to ask about its kind, nature or characteristics. Unlike 何 (which asks 'what'), どんな asks 'what kind/sort of', expecting a description rather than a name.
Examples
どんなおんがくがすきですか。
どんなおんがくがすきですか。
What kind of music do you like?
あのひとはどんなひとですか。
あのひとはどんなひとですか。
What kind of person is that person?
Note
Ask 'what kind' with どんな; ask 'which one' (from a set) with どの.
FAQ
どんな — what does it mean and how is it used?
what kind of ~. A noun-modifier placed directly before a noun to ask about its kind, nature or characteristics. Unlike 何 (which asks 'what'), どんな asks 'what kind/sort of', expecting a description rather than a name.
どんな — how do you form it?
どんな + N
どんな — any usage notes?
Ask 'what kind' with どんな; ask 'which one' (from a set) with どの.