 Yokohama Dia Building is 31 stories high, 2 stories deep and has a 2-story-high penthouse.It measures 157.7 meters in height (which is the third tallest after Landmark Tower and Queens Tower (A) in Yokohama) and has an area size of 69,977 square meters.The 3rd to 6th floors are for commercial uses and are connected to Yokohama Bay Quarter on each floor, while the 7th to 30th floors are designated rental office space.