TOKYO -- Convenience stores have saturated their markets across much of Japan, but those in northern regions are facing particularly harsh competition due to a rapidly declining population.
Glut of minimarts puts operators on notice as customer bases dwindle

The Lawson convenience store chain has one store at the northern tip of Hokkaido with a customer base of about 3,000 people, down 15% from a decade ago. © Reuters
TOKYO -- Convenience stores have saturated their markets across much of Japan, but those in northern regions are facing particularly harsh competition due to a rapidly declining population.