YOU SAID:
He fell down in the mountain.
INTO JAPANESE
彼は山で倒れた。
BACK INTO ENGLISH
he fell on the mountain
INTO JAPANESE
彼は山に落ちた
BACK INTO ENGLISH
he fell in the mountain
INTO JAPANESE
彼は山に落ちた
BACK INTO ENGLISH
he fell in the mountain
Yes! You've got it man! You've got it