Yoshihiko's group must acquire a flying carpet, but its owner refuses to give it to them unless they make her an exotic gourmet dish. So they need to go on another quest to acquire the ingredients for this dish.
Yoshihiko's group must acquire the Demon's Helm, but get waylaid by an angry husband, an amorous nurse who got cursed with chastity, and the sorcerer who put the curse on her.
Yoshihiko's group must acquire the Ring of Life from a village of fairies, but the Ring got stolen by a Devil priest and they have to fight his army off.
To defeat the Demon King, Yohsihiko's group must find Yoshihiko's predecessor, who wields a magic sword that he had previously used against the Demon King.