Hyper-Kamiokande
Hyper-Kamiokande (Japanese: ハイパーカミオカンデ, Hepburn: Haipā Kamiokande; also called Hyper-K or HK) is a neutrino observatory and experiment under construction in Hida, Gifu Prefecture and in Tokai, Ibaraki Prefecture in Japan. It is conducted by the University of Tokyo and the High Energy Accelerator Research Organization (KEK), in collaboration with institutes from over 20 countries across six continents.