Asian stocks fell, with the regional benchmark index headed for the first drop in four days, as worse-than-expected earnings results from Google Inc. and Microsoft Corp. weighed on technology shares.

Nikkei 225 9,002.68 +19.82 +0.22%

S&P/ASX 200 4,571.1 +11.67 +0.26%

Shanghai Composite 2,127.8 -3.89 -0.18%

Internet portal Yahoo Japan Corp. declined 2.7 percent in Tokyo.

Fanuc Corp., a Japanese maker of factory robots, increased 3.2 percent after manufacturing in the Philadelphia region expanded more than estimated.