YOU SAID:
im the best person to exist on the planet
INTO JAPANESE
私は地球上に存在するのに最適な人間です
BACK INTO ENGLISH
I am the best human being on earth
INTO JAPANESE
私は地球上で最高の人間です
BACK INTO ENGLISH
i'm the best person on earth
INTO JAPANESE
私は地球上で最高の人です
BACK INTO ENGLISH
i am the best person on earth
INTO JAPANESE
私は地球上で最高の人です
BACK INTO ENGLISH
i am the best person on earth
That didn't even make that much sense in English.