市井之臣

Explanation: Marketplace: ancient place called trading. Old refers to the city's people. 　　Source: "Small Marina pipe" at the business sector on the marketplace. "" Mencius million in the next chapter, "The marketplace in the country said Chen, the opposition wilderness of the minister said, are that the common people." 　　Examples: In the country said, ~, Chan not sign, instead of Chan Law. (Step Qingping Qing "outer Jun Xia chip" IV)