Asia-Pacific markets open lower after gains on Wall Street; investors eye U.S. debate

Market Trends: Asia-Pacific markets opened lower despite gains on Wall Street, with South Korea's unemployment rate hitting a record low and Japan's business confidence declining to a seven-month low.

Corporate Developments: Taiwan Semiconductor Manufacturing Corp reported a year-on-year revenue increase, while Seven & i faces potential scrutiny from the FTC over its deal with Alimentation Couche-Tard, leading to a drop in its shares.