The NSW Supreme Court has OK’d the buyout of Genex Power (ASX:GNX) by Japanese giant J-POWER, no stranger to Australian FDI. The Japanese utility will pick up Genex and its renewables projects – most notably the Kidston Pumped Hydro project in QLD – for $380M vs Genex’s $374M market cap as at 11.30am Sydney time on Friday. Shareholders first approved the purchase earlier this week; now the state court’s decision essentially locks in the deal. All cards in order, GNX shares will suspend from trading on Monday 22 July and the company will eventually de-list. Shareholders will be payed out little…