TOKYO -- Japan will begin tracking foreign residents' work status through its national ID number system as a labor shortage brings more immigrant workers into the country.
Move expected to shed light on the workers' role in the economy

Japan will use its national ID number system to keep track of foreign workers' hours and employment, helping authorities enforce labor rules.
TOKYO -- Japan will begin tracking foreign residents' work status through its national ID number system as a labor shortage brings more immigrant workers into the country.