父(ちち) chichiは wa、アメリカ amerikaへ e行(い)っ()て() itteしまった shimatta。 My father has gone off to America. Literal Father [topic-は], America [toward-へ] gone-away. 行ってしまった uses てしまう to express a completed departure with a tone of finality or slight regret — 'he's gone (and that's that).' The speaker may feel left behind or lament the separation. familytravel~てしまう (regret/completion)
父(ちち) chichiは wa、アメリカ amerikaへ e行(い)っ()て() itteしまった shimatta。 My father has gone off to America. Literal Father [topic-は], America [toward-へ] gone-away. 行ってしまった uses てしまう to express a completed departure with a tone of finality or slight regret — 'he's gone (and that's that).' The speaker may feel left behind or lament the separation. familytravel~てしまう (regret/completion)