Tokyo Tower, constructed in 1958, at the time could boast at being the tallest free-standing steel tower in the world at 333m, and, as it was built using home-produced materials and technology, it became a symbol of Japanese post-war revival. At the same time in the 1950s, numerous office buildings were constructed in Minato City, forming a centralized management function. Along Sotobori Street, there are rows of buildings with distinctive features of various eras, from buildings following the Great Kanto Earthquake, buildings from the era when height was restricted to 31m, to the Kasumigaseki Building, Japan’s first skyscraper erected in 1968, etc.