Tokyo, Seoul gain on last day of quarter By: MarketWatch September 27, 2012 at 21:12 PM EDT Japanese and South Korean stocks edge higher on the last trading day of the third quarter, after Spain’s budget broadly met expectations and oil prices climbed. Read More >> Related Stocks: Aozora Bank ADR Eneos Holdings Inc Japan Petroleum Exploration Ltd Nippon Steel Corp Olympus Corp Samsung Electronics Ltd Santos Ltd Sony Corp Toshiba Corp