YOU SAID:

I am one with the Force.

INTO JAPANESE

私一人の力で。

BACK INTO ENGLISH

In my own power.

INTO JAPANESE

私は自分の力。

BACK INTO ENGLISH

I'm a power of their own.

INTO JAPANESE

私は自分の力です。

BACK INTO ENGLISH

I am his power.

INTO JAPANESE

私は自分の力です。

BACK INTO ENGLISH

I am his power.