Kazakh President Kassym-Jomart Tokayev visited Tokyo for the C5+1 meeting, signing over 40 agreements worth €3 billion in various sectors. Key discussions included cancer treatment biotechnologies and medical radioisotope production. Japan is a significant investor in Kazakhstan, with substantial trade turnover. Tokayev also met with Emperor Naruhito and Prime Minister Sanae Takaichi, discussing cooperation in medicine and nuclear responsibility. He emphasized Kazakhstan's commitment to nuclear disarmament and met with Kazakh citizens in Japan.