YOU SAID:

Its starts with one thing i don't know why. But it doesn't even matter how hard you try,

INTO JAPANESE

理由が分からないことが一つあるでも、どれだけ頑張っても、

BACK INTO ENGLISH

There's one thing I don't know why, and no matter how hard you try,

INTO JAPANESE

理由は分からないがどんなに頑張っても

BACK INTO ENGLISH

I don't know why, but no matter how hard you try,

INTO JAPANESE

理由はわかりませんがどんなに頑張っても

BACK INTO ENGLISH

I don't know why, but no matter how hard you try,