This paper is seeking to explore issues for the people of Taiwan under Japanese colonial rule in the political demands and frustrations of the conciliation process, as well as during the actual situation presented by the profound significance and possess. This paper analysis is the colonial society and of dispute between their government through, examining political participation, ethnic and colonial system of mutual relations. This paper examines the object is to win rights for the purpose of the people of Taiwan "the Taiwan Assimilation Society(The Taiwan Dōkakai)", and the establishment to its collapse period for the discussion period (1914-1915). In the previous Taiwan history, the Taiwan Assimilation Society Incident was regarded as a new page of anti-Japanese movement; history in the media field, the analysis subject is the Japanese activity living in Taiwan or mainland Japan. However, there has not been to the people of Taiwan and the mainland at the same time into perspective, the establishment of the Taiwan Assimilation Society would be to the overall collapse of the political process of the complete study. Particularly for people in Taiwan, the Japanese (Governor and civil Japanese)movements of more incomplete. The Subject to classification of thispaper is the Taiwanese and Japanese, live on Taiwan and Mainland. With this research method should be able to more clearly clarify the complex ethnic and plural jurisdictions posed between Imperial Japan and Colonial Taiwan, the political relationship between the process of dispute. The previous study referenced historical material is the colonial government's police bureau compiled the "History of Taiwan Governor police records". But 1939's issue of the book is written in the official Gazette police station police "official history", the article describes the data on the selection and biased it is difficult to deny the fact, but also in Taiwan, the event data assimilation will have some degree of nature secondary nature of the data. Therefore, this paper established by the different positions of the information on this topic for multi-way comparison and review, in particular, a data <Taiwan Governor documents> <Suzuki Saburo relations instruments> newspaper "Taiwan Nichinichi News" Japanese and Chinese language bar column, "Tokyo Daily News," magazines "New Taiwan" and LinXian Tang and other aspects of the Taiwanese people's review the major record and so on.