The purpose of this study lies in making clear the reason why ferro-concreate schools became increased in number, with an eye on the fact that a lot of schools were rebuilt into ferro-concrete mainly during several years of the end of the Taisyo era in relation to abolition of the school district system with an accordance of abolition of school district system, the administration of Osaka-City gave financial aid to each school districts on a large scale. Representative of each community making good use of the financial aid, many well-equipped elementary-schools were brought into realization in a short period.
