Davis Cup heavyweights Australia and the United States eased through the first qualifying round on Saturday but Britain were knocked out as Japan hit back from 2-1 down to win 3-2, while Denmark staged a dramatic comeback to overcome Serbia.

Olympic champions John Peers and Matt Ebden reunite to seal Australia's emphatic Davis Cup triumph in Sweden, securing a rare tie back on home soil. Olympic champions John Peers and Matt Ebden have reunited to seal an emphatic Davis Cup triumph in Sweden and celebrate their Australian team earning a rare tie back on home soil.

Nick Kyrgios has been replaced in Australia's Davis Cup squad by Aleksandar Vukic after the former Wimbledon finalist suffered an abdominal strain in the lead-up to the Australian Open.

World No.8 de Minaur, in his first outing since his Australian Open quarter-final drubbing by Jannik Sinner, had to subdue comeback man Mikael Ymer before running away to a 7-5 6-1 victory on Friday (Saturday AEDT).

Great Britain face a Davis Cup relegation play-off after losing their first-round tie 3-2 against Japan. With the tie level at 1-1 after Friday's opening day, Britain took the lead when Neal Skupski and Joe Salisbury won Saturday's opening rubber 7-6 7-6 against Yosuke Watanuki and Takeru Yuzuki.