Gintama° - episode 46 - 23 Feb, 2016

Overall episode #311 Part A Farewell Shinsengumi Arc Part Four: As the rebellion is on their way to rescue Katsura, Kondo and Matsudaira, the Yata-Garasu manage to counterattack, but the rebellion manages to escape in the life boats. Meanwhile, the escapees have a hard time with the general commission elite trying to prevent their getaway. Part B Universal travel writer, Marsh Ian, travels to Earth to learn about the dominate species of the planet. In particular he studies one of the last remnants of one of the different types, a samurai... named Gintoki. (Source: Wikipedia)