どうして

どうして, どーしてdoushite

adverb · interjection

  1. how
  2. in what way
  3. by what means
  4. why
  5. for what reason
  6. for what purpose
  7. what for
  8. cannot possibly

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences