５年間アメリカに住んでいたからだよ。
Sentence Analyzer
English Translation
It's because he lived in the United States for five years.
Furigana
５年間 アメリカに住 んでいたからだよ。
Romanji
Go nenkan Amerika ni sundeita kara da yo.
Words
五
(ご、いつ、い)
five
年間
(ねんかん)
year (period of)
亜米利加
(アメリカ)
America; United States of America
に
(に)
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
住む
(すむ)
to live (of humans); to reside; to inhabit; to dwell; to abide
から
(から)
from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
よ
(よ)
indicates certainty, emphasis, contempt, request, etc.; used when calling out to someone; used to catch one's breath or get someone's attention; yo!