本ほん を 買かいません でした。hon o kaimasen deshita.I didn't buy a book.Breakdown of hon o kaimasen deshita.ですdesuto be本ほんhonbook買かうkauto buyをodirect object particleElon.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