After the war, manufacturing output was increased by new construction or expansion projects of factories and business establishments in the Hanshin Industrial Zone; however, because of unipolar concentration of Tokyo, headquarters and business establishments have continued to move to Tokyo thereafter.
戦後、阪神工業地帯などでの工場・事業所の新設や拡張などで、製造業生産高が増大していくが、東京一極集中による東京への本社や事業所の移転はその後も継続している。