Namihaya Dome

The Namihaya Dome was constructed as one of the main venues for the National Athletic Meet held in Osaka in 1997. The dome has an oval plan of 127m and 111m in major and minor diameters, respectively. One of the special features of the dome was that its ‘equator’ was not horizontal, but inclined 5 degrees. The characteristic of lateral stability of Pantadome was utilized in this construction, and it was erected in the direction tilted 5 degrees from the vertical.