Journalists look at Japan’s new warship, the DDH183 Izumo, during the launch ceremony at the port in Yokohama on Tuesday. The 248-meter-long and 19,500-ton helicopter destroyer is the biggest warship since Woarld War II in a move likely to jangle nerves among neighbors China and South Korea, as Tokyo mulls an overhaul of its pacifist constitution. AFP PHOTO
TOKYO: Japan is set to unveil its biggest warship since World War II on Tuesday amid tensions with China following maritime skirmishes between the two nations over disputed islands.