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BIRMINGHAM, ENGLAND - MARCH 04: Andy Murray of Great Britain plays a backhand in his singles match against Taro Daniel of Japan during day one of the Davis Cup World Group first round tie between Great Britain and Japan at Barclaycard Arena on March 4, 2016 in Birmingham, England. (Photo by Clive Brunskill/Getty Images)

BIRMINGHAM, ENGLAND - MARCH 04:  Andy Murray of Great Britain plays a backhand in his singles match against Taro Daniel of Japan during day one of the Davis Cup World Group first round tie between Great Britain and Japan at Barclaycard Arena on March 4, 2016 in Birmingham, England.  (Photo by Clive Brunskill/Getty Images)