The National Symphony Orchestra in Washington canceled all of its remaining concert of a planned Asian tour. The orchestra originally was to play eight concerts with music director Gianandrea Noseda. On Feb. 4, the NSO called off concerts in Beijing on March 13 and 14 and one in Shanghai on March 17. In an announcement Thursday night, the orchestra also canceled performances from March 6-11 in Fukui, Sakai, Hiroshima and Tokyo.