YOU SAID:
I have a crush on my friend
INTO JAPANESE
私は私の友人に片思いしています
BACK INTO ENGLISH
I have a one-sided love for my friend.
INTO JAPANESE
私は友人に対する一方的な愛を持っています。
BACK INTO ENGLISH
I have a one-sided love for my friends.
INTO JAPANESE
私は友達に対して一方的な愛を持っています。
BACK INTO ENGLISH
I have a one-sided love for my friends.
That didn't even make that much sense in English.