Asia stocks mostly lower ahead of earnings By: MarketWatch January 07, 2013 at 20:11 PM EST Asia stocks trade mostly lower, with Japanese and Korean shares declining after U.S. equities lost ground ahead of earnings. Read More >> Related Stocks: Aozora Bank ADR Boeing Co Casio Computer Co. Ltd Mazda Motor Corp Qbe Insurance Group Ltd Samsung Electronics Ltd Sharp Corp Telstra Group Ltd Woodside Energy Group Ltd