Improvement Works of Johganii river in Meiji Era (II)

Abstract

This paper, according to the diaries and documents of the prefecture civil engineers who were responsible for the improvement works of Johganji river in Meiji era, describes the details of this projects, which were almost not recorded, and the integrated irrigation works on the Ieftside of Johganji river that were constructed by community association and Toyama prefecture government separately in same time.
Though it is well known that De rijke, the planner of this river improvement works, had researched the situation of the flood disaster in the area for one month since next month of flooding, the paper clarifies that he also came to Toyama 7 times, total longer than 190 days under the construction of the improvement works of Johganji river, to supervise the construction of practical project. From this, the relation between the career of De rijke in Toyama and the river works is presented.