Nikkei falls, may snap 12-week winning streak on euro zone worry

* Sony dives 9 pct * Fujitsu rises on chip unit restructure * Nikkei may snap 12-week winning streak * Nikkei in short-term correction - analyst By Ayai Tomisawa TOKYO, Feb 8 (Reuters) - Japan's Nikkei share average fell for a second day on Friday as investor sentiment was dented by gloomy comments from the ECB president on Europe's outlook, while Sony Corp tumbled on worse-than-expected quarterly results. The Nikkei average fell 1.4 percent to 11,200.44 by the midday b