Nikkei 225 posted the largest decline in more than a month on Wednesday after BoJ refrained from additional easing measures. FOMC minutes also added pressure on the Japanese stocks. Fed did not announce extension of asset-purchasing policy despite faltering US economy. Meanwhile, high-tech equities remained weak after Tuesday's profit warnings from the US. Sharp and Panasonic tumbled 7% and 4.5%. Industry stocks also declined. Asahi Glass dropped 6.6%, attaining three-year low after the company reduced its profit estimates amid poor demand from indebted Eurozone. Shionogi & Co, drug producer, moved up 4.5% after its newly developed medicine proved to be more effective than competitor's one.