In a significant stride for its space exploration efforts, Japan has successfully launched a new cargo spacecraft. The ...

A Japanese firm has set out to shake up energy storage and transmission with a freshly launched “power transfer vessel” concept that is designed to carry electricity from offshore wind farms to shore.

The Japanese Maritime Self-Defense Force's Mogami-class frigate "Kumano" is seen at the force's Yokosuka base in Yokosuka, Kanagawa Prefecture. (Mainichi/Tsumuki Nakamura) The Mainichi Shimbun answers ...

Japan sent an upgraded HTV-X cargo module on its way to the International Space Station for the first time, launching at 9 ...