Breakdown of mannenhitsu de tegami o kakimasu.
をo
direct object particle
書くkaku
to write
手紙tegami
letter
でde
method/means particle
Elon.io is an online learning platform
We have hundreds of Japanese lessons and thousands of exercises.
Nihon-shiki romanizationwatasi ha tyuugoku kara kimasita
Hepburn romanizationwatashi wa chuugoku kara kimashita