The Nikkei 225 Index decreased 284 points or 0.41 percent on Monday to close at 69077 points. The decline was led by Furukawa Electric (-90.48%), Sumitomo Electric (-76.33%) and Sumitomo (-75.17%). On the upside, the strongest performers were Taiyo Yuden (10.67%), J Front Retailing (6.35%) and Nintendo Co (6.13%).