Quantum

Based on the provided articles, it is impossible to provide information about an organization called 'Quantum'. The articles focus on two distinct topics: the Adler Group's transfer of the Holsten-Areal in Hamburg, Germany, paving the way for residential construction, and German defense companies seeking opportunities in Japan's expanding defense sector. The first article details a real estate development project, while the second discusses potential international collaborations in the arms industry. Neither article mentions an organization named 'Quantum' or any related activities. Therefore, I cannot provide a summary about 'Quantum' based on the given information.