Doha, Qatar, Nov. 26 -- 1 upset of Germany in the opening round of the World Cup?

Newspapers in Japan used the term "Daikimboshi" from sumo wrestling to describe the magnitude of the surprise: when a low-ranked wrestler overpowers a grand champion.

The victory has also been compared to Japan's 34-32 upset of powerful South Africa in the 2015 rugby World Cup in England.

Japan was the underdog against four-time champion Germany, but it will be a strong favorite in its next Group E match against Costa Rica, where a victory could move Japan into the knockout stage with a game to spare.

A loss by Costa Rica on Sunday would eliminate it from advancing. Costa Rica faces Germany in its final match and Japan goes against Spain.

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