TOKYO -- More than 500,000 rugby fans are set to descend on Japan between September and November, as the World Cup kicks off, bringing a multibillion-dollar boost to tourism, but stretching the capacity of the country's service industry.

World Rugby says overseas fans will stay an average of 21 nights in Japan, boosting consumption in the country by 105.7 billion yen. (Photo by Ken Kobayashi)
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