Takaaki Kajita (梶田 隆章 , Kajita Takaaki ) is a Japanese physicist, known for neutrino experiments at the Kamiokande and its successor, Super-Kamiokande. In 2015, he was awarded the Nobel Prize in Physics jointly with Canadian physicist Arthur B. McDonald. Using only the above description and what you know about the world, "Takaaki Kajita is the leading scientist at the Super Kamiokande" is definitely correct, incorrect, or inconclusive? 