Joji Yamamoto (born 20 September 1962) is a Japanese politician, journalist and care worker. He is a member of the House of Representatives and a former member of the Tokyo Metropolitan Assembly.
As a social activist, he serves as a director of the rehabilitation and protection corporation "Doho-kai," a steering committee member of the "Life Reconstruction Counseling Center" of the Prisoner Support Organization, and a director of the Tokyo Rehabilitation and Protection Employment Support Providers Organization.
After his election in the 2026 general election, he was appointed secretary general of the Reiwa Shinsengumi.