* Dollar/yen falters after touching 29-month high. * Yen regains some ground after previous day's sell-off. * Euro/yen pulls away from previous day's 18-month high. The yen bounced after hitting a 29-month low versus the dollar on Thursday, having come under pressure earlier after U.S. lawmakers forged a deal to avoid huge tax increases and spending cuts, fueling demand for riskier investments. The dollar fell 0.2 percent to 87.11 yen. The dollar rose to as high as 87.36 yen earlier on Thursday on trading platform EBS, the greenback's highest level against the Japanese currency since late July 2010. "Technically ... (full story)