The dollar was lower against the yen and other regional currencies in Asian trading Thursday as investors grew cautious ahead of Friday's release of U.S. jobs data. The dollar traded at 111.02 yen on the Tokyo foreign exchange market at 3 p.m. (0600 GMT), down 0.63 yen from late Wednesday and below the 111.10 yen it bought in New York later that day. The euro rose to $1.2328 from $1.2219 late Wednesday.The greenback fell as low as 110.75 yen in early trading before recovering some of those losses as Japanese importers rushed in to buy the currency, traders said. Traders said players were adjusting their dollar-long positions ahead of July U.S. jobs data Friday. Many said that they remained bullish toward the dollar in the medium term, as U.S. economic fundamentals remain strong enough for the Federal Reserve to continue pushing up interest rates. "Apart from technical factors, there is no real reason to move now," said Takeshi Iba, head of Tokyo foreign exchange at Calyon Corporate & Investment Bank. Overnight in New York, the euro advanced to an eight-week high versus the dollar, climbing as the dollar succumbed to the pressure it had been under for the past week despite fairly positive data on the U.S. economy. Analysts said the euro strengthened on solid European data, while investors reduced dollar-heavy positions