NPA National Parenthood Association 全国父母亲协会 NPA Newspaper Publishers Association报纸出版商协会 NPA Numbering Plan Area (telephony, the so-called Area Code) 编码方案区(电话,所谓的区号) ..
Between 1999 and 2009 the combined circulation of morning and evening papers in Japan fell by just 6.3%, according to Nihon Shimbun Kyokai (NSK), the newspaperpublishers' association.