This paper analyzed the documents about the traditional shop houses of Taiwan. The documents written by officers in Chin dynasty and the database established by Japanese colonization government before World War II were examine with the existing shop house nowadays. The result of this analytical work vindicates the prototype of traditional shop houses formed at 18th century. And, the recent researches about the shop house among southern China Sea and Southeast Asia included in this paper also help to know the features of the shop house in Taiwan with a wider scope. At the beginning of Japanese colonization in Taiwan, the Governor-General of Taiwan tried to reform the structural system of the traditional shop houses. Once the officers arrived at Taiwan they enforce the City Planning Act as they had it in mind and known it well. Through the historical study, it is elucidated that Japan studied the new knowledge and technologies of urban planning from western countries and from the South-Eastern Asia especially the colony of western countries. Whether successful or not, the implements of arcade and historicism decorative façade not only reforming their own country but also applying to the management of their many colonies. Due to the recent researches about the shop houses of southeastern Asian cities, included the cities of southeastern Mainland China, the following results have been investigated. For getting a new city form to fit the image of colony governance for a suzerain state, colonizer always reform those traditional cities trough the western latest urban planning tool, such as British to her colonies Singarpore and HongKong or Japanese to Taiwan. Most commonly, the application of 亭仔腳 on both side street for constructing a linear perspective. And these modern approaches applied autonomously by local government along the coast of southeastern China at the beginning of 20th century, for example the cities of Guangzhou, Shantou, Xiamen, Zhangzhou. As a result, we can reconsider the building type of the traditional shop houses and the urban landscape of Taiwan from a wide range of view. It is neither a singular example nor originated from Japan, the development is part of the world.