This paper clarifies contents of studies of education by teachers in colonial Korea and examines its characteristic. In the history of 'studies of education by teachers', a lot of studies in Japanese colony have been missed till now. Under the education system to follow "mainland"(Japan) in colonial Korea, studies of education by teachers were performed for 1910-45 years. They were studies of education performed in special environment such as a colony, but we cannot deny that they were a part of studies of education by teachers of "Japan". Therefore, it is important for elucidation of studies of education by teachers in modern "Japan" to clarify how studies of education by teachers in colonial Korea were performed. Furthermore, it is a trial for finding reality of education in Japanese colony by make clear what were considered to be problems in colonial Korea, and what were objects of studies of education by teachers. Under the thought, this paper focused on "Chosen syoto kyouiku kenkiyukai" (representative organization of studies of education by teachers in colonial Korea) established in Keijo normal school. And in this paper, I examined the following points. 1. A characteristic of "Chosen syoto kvouiku kenkyukai ". (An establishment purpose and administration of"Chosen syoto kyouiku kenkyukai ") 2. Contents of studies of education by teachers. (Holding of meetings for studies of education by teachers and publication of magazines/books) As a result, provided knowledge are four points of the following. 1. Studies of education by teachers in colonial Korea were differed from "mainland's" one. It was performed based on the original viewpoint of colonial Korea. 2. Researchers cannot be limited to "mainlander". In other words, in "improvement" studies of Korean child education, a Korean teacher took the part, too. 3. Studies of education by teachers in colonial Korea didn't surpass a category of colonial policy. 4. When "Kokokushinminka" education was emphasized, problems and methods of studies intended its promotion. In other words, studies of education by teachers became driving force of " Kikokushinminka " education of Korean.