Topics 01 2025.2.17 Associate Professor Hiroyuki Sekiya Receives the 2024 Koshiba Prize 02 2025.2.13 XENONnT Experiment Paper Selected for PRL Collection of the Year 2024 03 2025.2.3 Notice of Website Downtime for Maintenance Super-Kamiokande View More Hyper-Kamiokande View More News All All News Notices Event Topics Recruit All Associate Professor Hiroyuki Sekiya Receives the 2024 Koshiba Prize 2025.2.17 News XENONnT Experiment Paper Selected for PRL Collection of the Year 2024 2025.2.13 News Notice of Website Downtime for Maintenance 2025.2.3 Notices [Research Highlights] T2K and Super-Kamiokande join forces to study neutrino oscillations 2025.1.20 News Preparations Underway for Hyper-Kamiokande Photosensors 2024.12.20 Topics IN2P3, KEK and UTokyo Sign MoU to Promote Hyper-Kamiokande Project 2024.11.27 News News Associate Professor Hiroyuki Sekiya Receives the 2024 Koshiba Prize 2025.2.17 News XENONnT Experiment Paper Selected for PRL Collection of the Year 2024 2025.2.13 News [Research Highlights] T2K and Super-Kamiokande join forces to study neutrino oscillations 2025.1.20 News IN2P3, KEK and UTokyo Sign MoU to Promote Hyper-Kamiokande Project 2024.11.27 News New Super-Kamiokande Spokesperson: Hiroyuki Sekiya 2024.11.25 News Professor Masayuki Nakahata awarded the Medal with Purple Ribbon 2024.11.7 News Notices Notice of Website Downtime for Maintenance 2025.2.3 Notices About the impact of the Noto Peninsula Earthquake 2024.1.7 Notices Event No article exists. Topics Preparations Underway for Hyper-Kamiokande Photosensors 2024.12.20 Topics Test for Hyper-Kamiokande underwater electronics in Super-Kamiokande 2024.6.24 Topics Hyper-Kamiokande : Installation Test of Detector Components Using Mockup Frames Gains Momentum 2024.6.5 Topics 25 Years Since the Announcement of Atmospheric Neutrino Oscillation 2023.6.7 Topics Hyper-Kamiokande experiment; Excavation of the gigantic underground cavern has finally begun 2023.5.29 Topics International workshop NNN2022 was held in Hida city 2022.10.5 Topics Recruit No article exists. View All About Message From Super-Kamiokande to Hyper-Kamiokande.A new era of neutrino research begins here. View More About Kamioka Observatory Member Chronology Information Disclosure Researches Introduction of Researches We conduct inter-university research projects using underground facilities such as the Super-Kamiokande experiment and the direct search for dark matter. List of Papers You can find alumni thesis and dissertations, submitted papers, and various presentation materials at domestic and international conferences.