Departing Nagoya Grampus goalkeeper Mitch Langerak on Saturday labeled his team’s League Cup final win over Albirex Niigata the “perfect ending” after making a succession of saves and scoring in the penalty shootout to help land the silverware for the second time. The 36-year-old Australian took over as team captain this season and believes he is leaving a deserved parting gift for the Nagoya faithful before his return home next year for family reasons. “This was the perfect way to end. It’s something I’ve thought about for a couple of months with us out of the Emperor’s Cup and (the) J-League…