TOKYO -- With more cruise ships calling at the nation's ports, the influx of passengers has highlighted Japan Customs' acute manpower shortage.
Situation ripe for drug and gold smugglers to take advantage of a soft spot

Cruise ship passengers are inundating Japan Customs' capacity to handle them. One day this spring, agents in Yokohama had to handle 20,000 arrivals. (Courtesy Yokohama Customs)
TOKYO -- With more cruise ships calling at the nation's ports, the influx of passengers has highlighted Japan Customs' acute manpower shortage.