Asian markets end mostly lower, Nikkei down 1% By: MarketWatch February 25, 2010 at 05:29 AM EST Stocks in the region are weighed down by concerns that Greek debt may be downgraded, while a rising yen added to the pressure on exporters in Tokyo. Read More >> Related Stocks: Dow Jones Industrial Average (EOD) Honda Motor Company ADR Hyundai Motor Reg S Nissan Motors ADR Samsung Electronics Ltd Sony Corp Toyota Motor Corp Ltd Ord ADR