Indian PM Manmohan Singh arrives in Tokyo for four-day official visit 28 May , 2013 The AsiaN Editor All, Asia, East Asia, Multimedia, News, People, Photo, Politics, South Asia Indian Prime Minister Manmohan Singh speaks to journalists upon arrival at Haneda International Airport in Tokyo, Monday, May 27, 2013. Singh is here for a four-day official visit. <AP Photo/Koji Sasahara>