28 October 2017. Korea Electric Power Corp. (Kepco) and LS Industrial Systems (LSIS) have finished building a 28 MW solar project on the northern Japanese island of Hokkaido, backed by 13.7 MWh of storage capacity.
PV-MAGAZINE.COM
https://www.pv-magazine.com/2017/10/27/kepco-lsis-finish-28-mw-in-northern-japan
At industryabout.com: