YOU SAID:

I could've been someone.

INTO JAPANESE

私は誰かだったかもしれません。

BACK INTO ENGLISH

I could have been someone

INTO JAPANESE

私は誰かだったかもしれない

BACK INTO ENGLISH

i could have been someone

INTO JAPANESE

私は誰かだったかもしれない

BACK INTO ENGLISH

i could have been someone