YOU SAID:

i went to my mansion to kill myself

INTO JAPANESE

私は自邸に行って自殺しました

BACK INTO ENGLISH

I went to my residence and killed myself

INTO JAPANESE

私は私の家に行って自殺しました

BACK INTO ENGLISH

I went to my house and committed suicide

INTO JAPANESE

私は家に行って自殺しました

BACK INTO ENGLISH

I went home and committed suicide

INTO JAPANESE

私は家に帰って自殺しました

BACK INTO ENGLISH

I went home and committed suicide