General Kōji Yamazaki (山崎 幸二, Yamazaki Kōji) is a Japanese retired general who served as the Chief of Staff, Joint Staff of the Japan Self-Defense Forces from April 2019 to March 2023. He previously served as the Chief of the Ground Staff at the JGSDF from August 2017 to March 2019.
Source: “Kōji Yamazaki”, English Wikipedia (CC BY-SA 4.0), excerpt