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DOHA, QATAR - DECEMBER 04: Kosuke Hagino and Daiya Seto of Japan pose with their medals on the podium after the Men's 400m Individual Medley Final day two of the 12th FINA World Swimming Championships (25m) at the Hamad Aquatic Centre on December 4, 2014 in Doha, Qatar (Photo by Clive Rose/Getty Images)

DOHA, QATAR - DECEMBER 04:  Kosuke Hagino and Daiya Seto of Japan pose with their medals on the podium after the Men's 400m Individual Medley Final day two of the 12th FINA World Swimming Championships (25m) at the Hamad Aquatic Centre on December 4, 2014 in Doha, Qatar  (Photo by Clive Rose/Getty Images)