File photo of a man holding paper bags with printed logos of NTT DoCoMo Inc at Tokyo's Ginza shopping district in Tokyo

 
File photo of a man holding paper bags with printed logos of NTT DoCoMo Inc at Tokyo
A man holds paper bags with printed logos of NTT DoCoMo Inc, a mobile provider in Japan and a pioneer of the mobile internet, at Tokyo's Ginza shopping district in Tokyo in this July 11, 2013 file photo. REUTERS/Toru Hanai/Files