Tokyo stocks up as yen falls, but Sydney slides By: MarketWatch February 29, 2012 at 19:56 PM EST Asia markets trade on a mixed note, with Japanese shares rising as a weaker yen helps exporters, while Australian stocks sink on weaker commodity prices. Read More >> Related Stocks: Bhp Billiton Ltd ADR Canon Inc ADR Kddi Corp Newcrest Mining Ltd ADR Ntt Docomo Inc Ord Pioneer Corp ADR Rio Tinto Plc ADR Softbank Corp Ord Sony Corp Toshiba Corp Woolworths Holdings Ltd