On December 25th, Professor Makoto Kobayashi, the director of KMI, visited Super-Kamiokande at Kamioka Observatory, ICRR, the University of Tokyo and KAGRA Observatory, ICRR, the University of Tokyo, with Professor Akira Fujimaki, the vice president of Nagoya University, Professor Hideyo Kunieda, the deputy vice director of KMI, from Nagoya University and Professor Naoshi Sugiyama, Professor Shin’ichi Nojiri and Professor Yoshitaka Itow from KMI under the guidance by Professor Masayuki Nakahata, the director of Kamioka Observatory, and Professor Masatake Ohashi, the director of KAGRA Observatory.