Office Stock Pyramid 2014 Small and medium office buildings in Tokyo 23 Wards are rapidly aging.
Xymax Real Estate Institute compiled “Office Stock Pyramid” of Tokyo 23 Wards (Figure 1 in the PDF report). This pyramid chart, as in the population pyramid representing the distribution of age groups and gender in a population, shows the stock of office buildings (the rentable area and number of buildings) by the age of the building at a given point in time. In the chart, the office stock is divided into two categories: large-size buildings and small- and medium-size buildings for comparison.
・Breakdown of Tokyo 23 Wards Office Stock Pyramid as of 2014 is:
By Number of Buildings: Large Buildings 10%, Small/Medium Buildings 90%
By Net Rentable Area: Large Buildings 54%, Small/Medium Buildings 46%
・Average age of Large Buildings increased from 16.8 years in 2000 to 20.0 years in 2014, as the supply of large buildings continued even after the bubble years.
・Average age of Small/Medium Buildings increased from 16.2 years in 2000 to 26.3 years in 2014, as supplies in the years following the large-supplied bubble years were small.
・Ageing of small/medium buildings is more prominent than that of large buildings.
Small/Medium Building: GFA 300-5,000 tsubo (990-16,500 sqm) | Large Building: GFA over 5,000 tsubo (over 16,500 sqm)