Portable SIM can securely store multiple credentials, such as IDs and passwords, so it also can be used with PCs and other connected devices.
According to one Japanese phone provider, texting while walking is now also a crime.
At Ceatec 2013, NTT DoCoMo shows off new possibilities for computerized glasses.
Japanese technology company, NTT DOCOMO, shows this and other new research projects which introduce innovative takes on portable technology.
Wireless technology measures and suggests the best possible growing conditions for plants.
DoCoMo's prototype headphones use eye movements to activate different device functions such as play, pause, volume up/down and track forwarding.
Japanese mobile phone monolith Docomo has developed a mobile phone called the "Touch Wood" built from the excess wood collected during forest thinning.