On October 1, 2013, Dr. Ariane Mittenberger-Huber, a judge on the Federal Patent Court of Germany, visited the IP High Court. She met with Chief Judge Toshiaki Iimura and other judges on the IP High Court and observed oral arguments. She also listened to the IP High Court judges explain cases handled by the IP High Court and its public relations activities, and held lively discussions with these judges focused on the IP litigation systems of Japan and Germany.