Hsieh You-wen points out, the basic plan for Taipei was made under the Japanese in 1933. But their projected population was only 600,000, about one fifth of today's.
謝有文指出，目前台北市整個都市計畫的基礎是民國廿一年、台灣還在日本殖民時代所做的，當時規劃的人口容量六十萬，是現在的五分之一。規劃不足，加上人口大量增加，問題更形複雜。