Japan's unemployment rate fell to 2.4 percent in January from 2.5 percent in the previous month for the first improvement in three months, as fewer people were laid off amid a labor shortage, the government said Friday.The job availability ratio was unchanged from December at 1.27, meaning there were 127 jobs available for every 100 job seekers, according to separate government data.The total number of people with jobs in January fell 30,000 from a month earlier to a seasonally adjusted 67.61 million, while those who were unemployed dropped 1.2 percent to 1.70 million, according to the Mini…READ FULL ARTICLE