Breakdown of hirugohan ni sandoitti wo tukurimasita.
にni
at; on; in; to; for [indirect object particle]
をwo
direct object particle
作るtukuru
make
サンドイッチsandoitti
sandwich
Nihon-shiki romanizationwatasi ha tyuugoku kara kimasita
Hepburn romanizationwatashi wa chuugoku kara kimashita
