News All All News Notices Event Topics Recruit All News Notices Event Topics Recruit The second introduction of Gadolinium to Super-Kamiokande has begun. 2022.6.3 News Change of the Director of the Kamioka Observatory 2022.4.1 News NCBJ in Poland, KEK and UTokyo sign MoU to promote Hyper-Kamiokande Project 2022.2.16 News Groundbreaking ceremony for Hyper-Kamiokande held in Hida, Japan: Due to start operation in 2027 2021.5.28 News Following the Passing of Professor Masatoshi Koshiba 2020.11.13 News [Details] Introduction of Gadolinium into Super-Kamiokande and the Start of New Observations 2020.8.21 News Introduction of Gadolinium into Super-Kamiokande and the Start of New Observations 2020.8.21 News UTokyo and KEK sign MoU to promote Hyper-Kamiokande project 2020.5.25 News T2K Results Restrict Possible Values of Neutrino CP Phase 2020.4.16 News 1234