だったろう

だったろう, だったろdattarou

expression

  1. it was, wasn't it?
  2. must have been
  3. I think (it was)
  4. how might it have been?

Study it in Yanamino

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