Mobile phone industry in Japan other email services have also introduced "emoji" that can be sent and received from mobile handsets as well as computers. Mobile phone industry in Japan The Japanese mobile phone industry is one of the most advanced in the world. As of July 31, 2013 there were 139,180,300 mobile phones in use in Japan. This is 110 percent of Japan's total population according to the Ministry of Internal Affairs and Communications. In Japanese, are often referred to as simply or for short. There are four cellular service operators in Japan. Willcom is the last PHS Personal Handy-phone System service operator. DoCoMo
Japanese mobile phone culture locations such as convenience stores which allow users to pay for goods using their phones; some vending machines even accept phone payments. Users must 'charge up' their accounts with credits before they can pay using their phones. The Ubiquitous Business Department of NTT DoCoMo is developing the technology for a mobile phone to be the purchase system for virtual shops and smart shops, an authentication system in the medical field, and the purchase point for street poster advertisements. Gracenote and Media Socket have a service where the user can hold the phone up to a source of music (such as