Pepe is a young Japanese Macaque that was saved by Weed and his group when he was being attacked by Yukimura's troop. Weed's group get attacked by the monkeys came to save Pepe but the little one follows Weed to Yukimura's hideout and is put in a hole with puppies who try to kill him, luckily for him, Jerome saves him. Pepe is taken by some of Shogun's generals and brought to him as food but Pepe is able to escape by hiding in a small hole. Weed saves him. Pepe is the son of the monkey leader killed by Yukimura and, once Shogun is defeated, Ishizaru promised Weed to make sure Pepe will become a good and wise leader.