TMDb/Shinya Tsukamoto Movie Acclaimed director Shinya Tsukamoto's new drama. A Vietnam veteran's true story of war, peace, and redemption. Premiering in Japan this September. April 7, 2026 AceShowbiz - Mr. Nelson, Did You Kill People? is the latest film from acclaimed Japanese director Shinya Tsukamoto, known for his groundbreaking work in body horror with Tetsuo: The Iron Man. This new drama, his first primarily English-language feature, is based on the true story of an African American Vietnam War veteran who later became a peace activist deeply connected to Japan.