Gintama Season 3 Episode 39: Shogun Assassination Arc Part Five: Those Who Protect Against All Odds
Episode 39 of 51 of Gintama Season 3, aired January 5, 2016, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Past histories are finally confronted for Gintoki and Kagura as they face off against Takasugi and Kamui.