During lunch hours, the labourers used to walk (to save the transport costs) to one of these restaurants and would miss lunch if they got to a restaurant where there were too many customers.
ランチタイムでは, 労働者は（交通費を節約するために）歩いてその中のレストランに行き、もし客が多すぎるレストランに行くと昼飯を逃していた。