YOU SAID:
i am obsessed with a band
INTO JAPANESE
私はバンドに夢中です
BACK INTO ENGLISH
I am crazy about the band
INTO JAPANESE
私はバンドに夢中だ
BACK INTO ENGLISH
I'm keen on the band
INTO JAPANESE
バンドに興味があります。
BACK INTO ENGLISH
I'm interested in the band.
INTO JAPANESE
過去に興味があるの
BACK INTO ENGLISH
I'm interested in the past.
INTO JAPANESE
過去に興味があるの
BACK INTO ENGLISH
I'm interested in the past.
That didn't even make that much sense in English.