Nokia chief executive Stephen Elop (L) welcomes Microsoft chief executive Steve Ballmer with a handshake at a Nokia event in London in this February 11, 2011 file photograph. [Photo/Agencies]
Japan on Tuesday unveiled the "Izumo" warship, its largest one with 248 meters in length and 38 meters in width, and is expected to deploy the military ship in March 2015 for the Maritime Self-Defense Forces.