Masakazu Hamachi (Japanese: 濵地 雅一, Hepburn: Hamachi Masakazu, born 8 May 1970) is a member of Komeito serving in the Japanese House of Representatives, a position that he has been elected four times. As of November 2023[update], he is also serving as State Minister of Health, Labour and Welfare.[1] He is an alumnus of Waseda University.[2]