The Civil Engineering Bureau (whose Department of Construction was responsible for designing all of the architecture within the district), the Taipei Telephone Bureau (which was originally a museum) and the Taipei Power Company were built one after another.
權力與距離成反比於是在總督府以西，便成為當時高級官廳的聚集處，陸續興建如負責營建的土木局（其統轄的營繕課，正是區內各建築的設計者）、原為博物館的台北電話局、台灣電力公司等等。