However , 47 % of the population of Nishihara was ultimately killed during World War II .
The entirety of Nishihara was destroyed as a front line in the battle , and its residents fled to the north and south of Okinawa Island .
47 % of the population of Nishihara was ultimately killed during World War II .
The entirety of Nishihara was destroyed as a front line in the battle , and its residents fled to the north and south of Okinawa Island .