The Kamioka Observatory, Institute for Cosmic Ray Research, University of Tokyo (神岡宇宙素粒子研究施設, Kamioka Uchū Soryūshi Kenkyū Shisetsu; Japanese pronunciation: [kamioka ɯtɕɯː soɾʲɯꜜːɕi keŋkʲɯː ɕiꜜsetsɯ]) is a neutrino and gravitational waves laboratory located underground in the Mozumi mine of the Kamioka Mining and Smelting Co. near the Kamioka...