Battles Without Honor and Humanity: Police Tactics (Japanese: 仁義なき戦い 頂上作戦, Hepburn: Jingi Naki Tatakai: Chojo Sakusen) is a 1974 Japanese yakuza film directed by Kinji Fukasaku. It is the fourth film in a five-part series that Fukasaku made in a span of just two years.