Japan's unemployment rate improves to 3.1 pct in Oct.

Japanese government data showed Friday that the country's jobless rate in October fell to 3.1 percent from the previous month's 3.4 percent, marking the lowest level in about 20 years.

Separate government survey also showed that Japan's job availability remained unchanged at 1.24 in October, meaning that 124 positions were available for every 100 job seekers. Endit