Energy
Ricoh and Choshu Industry join government drive to secure lead in next-generation solar technology
Flexible film-type perovskite cells can easily be installed on existing buildings, including on windows. (Photo by Kohei Yamada)
MASATOSHI IDA
October 27, 2026 00:17 JST
Japan will allocate roughly 100 billion yen ($636 million) over the next four years to accelerate the mass production of next-generation flexible perovskite solar cells, according to Nikkei. The funding aims to advance the commercialization of a technology in which Japan holds a competitive edge.