TOKYO -- Japanese tech group NEC is using its submarine sonar technology to develop underwater drones, Nikkei has learned, as the government encourages companies to put dual-use technology to civilian applications.
Exclusive: Partnership with NTT and Mitsubishi Heavy aims to launch new business

NEC's undersea drone, developed in partnership with NTT and Mitsubishi Heavy Industries, could be used for offshore resource exploration.
TOKYO -- Japanese tech group NEC is using its submarine sonar technology to develop underwater drones, Nikkei has learned, as the government encourages companies to put dual-use technology to civilian applications.