A celebrated Japanese sushi businessman, nicknamed 'Tuna King', has paid £1.4million for a giant tuna at a New Year's auction at Tokyo's main fish market today. Kiyoshi Kimura, who runs a successful sushi restaurant chain, paid 193million yen to purchase a 608-pound (276kg) bluefin tuna, caught off the Aomori region in northern Japan. The enormous tuna weigh more than an average pig, and almost twice as much as a reindeer ...