Gin Tama is ... "A science fiction historical comedy." At the end of the Edo period, the earth was conquered by a beast-human alien of various animals called "Amanto"(heavenly people), but they fade out in the middle of the story. The samurai who have been defeated by the heavenly people are oppressed, but Gintoki Sakata have not lost his samurai soul, and while opening all things shop, waiting for the opportunity. Futuristic heavenly tools also appear. 2003-2019 serialization, all 77 volumes. Made into a TV animation from 2006 to 2018. Released in 2003.