A team at a Japanese university is developing a device to allow Japanese parents to track their children with GPS and monitor their heart rate.
China has sent security patrols near hotly disputed East China Sea islets and reportedly embargoed 'rare earth' elements to Japan. Tokyo is entering talks with Washington on how to respond.
Keitai shosetsu (cellphone novels) have found a steady teen following in Japan, today making up a market worth $36 million.
China-US defense chiefs met Tuesday for the first time since Beijing severed links earlier this year. The nations worked to ease tensions over a string of recent maritime disputes in East Asia.
While Al Qaeda has not targeted Japanese nationals, the rare travel alert is a sign of how seriously Japan and other governments are taking the Europe terror threat.