Twelve people, including three children, were injured when an escalator they were standing on stopped suddenly in a supermarket in Hitachi, Ibaraki Prefecture, on Sunday.
According to police, the incident occurred at around 4 p.m. in an Ito-Yokado store. The escalator going from the 1st floor to the 2nd floor suddenly stopped, causing 12 shoppers to lose their balance and tumble down, Fuji TV reported. Police said the 12 suffered minor injuries to their arms and legs.
A store spokesman said the escalators were last inspected on Dec 6 and that there were no problems. The cause of the malfunction has not yet been determined.