TOKYO -- Japan's humble conveyor-belt sushi industry ran into controversy this month after the arrest of a top executive, adding to the pressure on the low-price businesses caused by rising inflation and the weak yen.
Low-cost chains struggle to hold down prices against inflation and weak yen

Kappa Create announced the resignation of its president over allegations that he had illegally accessed sensitive business information of a rival company. (Photo by Nikkei)
TOKYO -- Japan's humble conveyor-belt sushi industry ran into controversy this month after the arrest of a top executive, adding to the pressure on the low-price businesses caused by rising inflation and the weak yen.