Japan 's navy has officially taken control of biggest warship the country has owned since the Second World War . The Izumo , a 250m aircraft carrier , is as big as the Imperial Navy carriers that battled the U.S. in the Pearl Harbor . It has a crew of 470 sailors and is symbolic of how pacifist Japan is expanding its overseas military capabilities .
Japan 's navy has officially taken control of biggest warship the country has owned since the Second World War . The Izumo , a 250m aircraft carrier , is as big as the Imperial Navy carriers that battled the U.S. in the Pacific . It has a crew of 470 sailors and is symbolic of how pacifist Japan is expanding its overseas military capabilities .