Hanroku Yamaguchi's "Plan for Osaka" is a famous Japanese city planning document. The article compares two versions of the accompanying text, "Explanation of the Plan for Osaka," to understand Yamaguchi's design priorities. The study focuses on the street plan, showing how Yamaguchi considered city authority requirements and other facilities in his planning. The research highlights the key topics that Yamaguchi was most interested in when designing the city streets.