Group of Seven finance officials agreed on Saturday to redouble efforts to deal with failing banks and gave a green light to Japan's drive to galvanize its economy. British finance minister George Osborne said the finance ministers and central bankers meeting 40 miles outside London focused on unfinished bank reforms, with signs that plans for a euro zone banking union are fraying. "It is important to complete swiftly our work to ensure that no banks are too big to fail," Osborne told reporters after hosting a two-day meeting in a stately home set in rolling countryside. "We must put regimes in place ... to deal with failing banks and to protect taxpayers and to do so in a globally consistent manner," he said. The emergency rescue of Cyprus after a near meltdown in March served as a reminder of the need to finish an overhaul of the banking sector, five years after the world financial crisis began. Germany has come under pressure to give more support