いつ 犬いぬ を 買かいました か?itu inu wo kaimasita ka?When did you buy a dog?Breakdown of itu inu wo kaimasita ka?犬いぬinudogかkaquestion particle買かうkauto buyをwodirect object particleいつituwhenElon.io is an online learning platformWe have hundreds of Japanese lessons and thousands of exercises.Start learning Japanese nowNihon-shiki romanizationwatasi ha tyuugoku kara kimasitaHepburn romanizationwatashi wa chuugoku kara kimashita