Takaaki Kajita is a Japanese physicist, known for neutrino experiments at the Kamioka Observatory – Kamiokande and its successor, Super-Kamiokande. In 2015, he was awarded the Nobel Prize in Physics jointly with Canadian physicist Arthur B. McDonald for the discovery of neutrino oscillations. On 1 October 2020, he became the president of the Science Council of Japan. The Nobel Prize in Physics 2015, announced October 6, 2015. Takaaki Kajita and Arthur B. McDonald, “for the discovery of neutrino oscillations, which shows that neutrinos have mass”. Takaaki Kajita: born 1959, Higashimatsuyama, Japan. Arthur B. McDonald: born 1943, Sydney, Nova Scotia, Canada. Wiki link Wiki link Data: the Nobel Foundation (CC0).