From the Qing Dynasty, through Japanese Colonial Era, until now, Cheng Huang Patrol has been a major event of traditional religious belief in Chiayi City. Many scholars have already elaborated and paid attention to related religious activities. However, there are still many minute “micro-historical facts” or “microhistory” remaining for scholars to invest time in investigation or in replenishment. The purpose of this article is to re-examine phenomena such as indecisive arguments about the Chiayi Cheng Huang Temple, ambiguous historical facts, the undervalued importance of the temple history, or indeterminate historical significance etc. through presence of “micro-historical facts” or “microhistory”.