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
Feature phone NTT Docomo has developed MOAP software platform and (Japanese). Qualcomm has developed a lightweight runtime environment Brew MP, an operating system for ARM phones REX OS, (Japanese), and (Japanese). Tizen Association (formerly LiMo Foundation) has developed a Linux-based LiMo Platform for smartphones. Smarterphone has developed Smarterphone OS, a full operating system designed for feature phones. The first release was in 2008. KaiOS Tech has developed KaiOS, a lightweight fork of Firefox OS which was developed by Mozilla. Feature phone Feature phone is a term typically used as a retronym to describe a class of mobile phones. Feature phones tend to