By Hideyuki Sano
TOKYO (Reuters) - Asian shares were a tad firmer on Thursday, taking their cues from strong U.S. data although holiday-thinned trade and uncertainty about the impact of recent hurricanes on the U.S. economy are likely to keep investors cautious.
Japan's Nikkei was almost flat while Australian shares ticked up 0.2 percent.
MSCI's broadest index of Asia-Pacific shares outside Japan was almost flat with Hong Kong and South Korea, as well as mainland China, closed for public holidays.
Wall Street's three major stock indexes hit fresh highs on Wednesday as did MSCI's all-country world stock index.
The Institute for Supply Management's index of non-manufacturing activity rose to 59.8 in September, its highest reading since August 2005, pointing to the resilience of the vast U.S. services sector despite disruption from two powerful hurricanes.
The data came after a surge to 13-year high in the survey of manufacturers as well as car sales at 12-year high, both released earlier this week.
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"Shares markets were supported as economic data was generally strong," said Masahiro Ichikawa, senior strategist at Sumitomo Mitsui Asset Management.
But analysts also cautioned that the data reflected temporary demand stemming from repair and replacement spending in the aftermath of the hurricanes.
Data from private payrolls processor ADP showed monthly hiring slowed to an 11-month low of 135,000 [USADP=ECI], again due partly to disruptions from hurricanes, although this was better than economists' median forecast.
Economists expect Friday's nonfarm payrolls report, one of the most closely watched pieces of economic data in financial markets, to show a similar slowdown.
They estimate a payroll increase in September of 90,000, substantially lower than the average over the past year of around 175,000, though some say investors may need to pay attention to state data due on Oct. 20 to exclude the impact from hurricanes.
U.S. bond yields were off their lows as bond prices fell, but yields were held below multi-month peaks hit earlier in the year. The 10-year U.S. bond yield stood at 2.328 percent, below Monday's 12-week high of 2.371 percent.
"Because U.S. economic data for August to October is likely to be disrupted by hurricanes, markets may show a much smaller response to them," said Tomoaki Shishido, fixed income analyst at Nomura Securities.
"In that regard, the market will be focusing more on policy issues, such as tax cuts and the choice of the next Fed chair," he added.
U.S. President Donald Trump proposed a tax overhaul late last month though it remains to be seen whether the plan can get through Congress given the divisions among Republicans.
Trump has promised to decide this month on a new chief for the Federal Reserve to replace Janet Yellen, whose term expires in February.
High-rated bonds were affected by worries about Catalonia's independence vote from Spain.
The yield on Spanish bonds shot up to the highest level since March as prices fell, stretching the gap over German benchmarks to the widest in more than five months after Catalonia's secessionist leader said the region will declare independence in "days."
Spain's IBEX stock index posted its worst single-day loss in 15 months with a 2.85 percent decline on Wednesday.
Catalonia will move to declare independence from Spain on Monday while Spanish Prime Minister Mariano Rajoy's government said Catalonia must to "return to the path of law" before any negotiations could take place.
In currency markets, the euro steadied after weakness since late last month and last traded at $1.1761, off Tuesday's 1-1/2-month low of $1.16955.
The dollar stood at 112.77 yen, below last week's high of 113.26, on uncertainties over Japan's election on Oct 22.
Although Prime Minister Shinzo Abe's ruling coalition is likely to retain a majority, it could lose some seats, possibly weakening Abe's grip on power.
The Australian dollar dropped 0.4 percent to 78.30 cents after unexpectedly weak local retail sales data.
Oil slipped after a surprising jump in U.S. crude exports to a record 2 million barrels per day fanned worries about global oversupply.
Brent crude futures hit a two-week low of $55.38 per barrel on Wednesday and last stood at $55.92. U.S. crude WTI futures also hit two-week low of $49.76 per barrel and last traded at $49.98.
Elsewhere, Qatar's stock index sank to a five-year low on Wednesday, hurt by the effects of sanctions imposed by neighbouring states.
(Editing by Sam Holmes and Eric Meijer)