Breakdown of ooku no hito ga sono atarashii uirusu ni kakatte imasu.
人hito
person
のno
possessive case particle
がga
subject particle
にni
at; on; in; to; for [indirect object particle]
Nihon-shiki romanizationwatasi ha tyuugoku kara kimasita
Hepburn romanizationwatashi wa chuugoku kara kimashita
