Tokyo Electric Power Co and trader Mitsui & Co have set up a joint company to build a solar power generation system at Tokyo International Airport at Haneda. The new firm, Haneda Solar Power Co, is ...

Participants in the mini solar panel system workshop are seen making solar panels in Sagamihara's Midori Ward on March 12, 2023. (Mainichi/Yuki Miyatake) SAGAMIHARA, Kanagawa -- Against the backdrop ...