YOU SAID:

i thought i had bought the best borough for my brother

INTO JAPANESE

私は兄のために最高の自治区を買ったと思った

BACK INTO ENGLISH

I thought I bought the best autonomous region for my brother

INTO JAPANESE

兄のために最高の自治区を購入したと思いました

BACK INTO ENGLISH

I thought I bought the best autonomous region for my brother