Ooka Echizen was an Edo magistrate who supported the Kyoho Reforms advanced by the eighth shogun, Tokugawa Yoshimune. Other than administrating the the town of Edo, Ooka also had a seat on the judicial council, managed local government affairs as well as temples and shrines. He punished evil that brought suffering to the common people, making judicial decisions with humanity and fairness that came to be known as “Ooka Sabaki”.