Asias benchmark stock index fell for a second day as investors weighed corporate earnings and awaited U.S. economic data that may shed light on when the Federal Reserve will taper stimulus.

Nikkei 225 14,562.93-168 .35 -1.14%

Hang Seng 21,902.7 -66.23 -0.30%

S&P/ASX 200 5,035.6 +0.53 +0.01%

Shanghai Composite 2,021.17 -12.16 -0.60%

Canon Inc., the world’s No. 1 camera maker, tumbled 5.4 percent in Tokyo after cutting its sales and profit forecast.

Komatsu Ltd., Japan’s largest construction machinery maker, dropped 2.4 percent after U.S. bellwether Caterpillar Inc. lowered its earnings estimate.

Chinese rail shares rose in Hong Kong as Premier Li Keqiang said the nation will speed railway construction.