The Tower of the Sun at the present moment
The Tower of the Sun is the symbol of the Expo ’70 Commemorative Park. The tower is located in the center of the park. It is about 65 meters high and each of its arms is about 25 meters long. The tower has three faces; the “Golden Mask” is on the top, the “Face of the Sun” is on the front and the “Black Sun” on the back .The Tower of the Sun is steel framed and reinforced concrete tower. Concrete is sprayed on the surface, as a lightweight solution. The tower is hollow, and there used to be an exhibition space of the Expo ’70. Today, it is not open to the public. The Golden Mask is a round steel plate, which is about 11 meters in diameter and covered with gold-colored films. The Face of the Sun is a round fiberglass-reinforced plastic plate, which is about 12 meters in diameter and coated with sprayed concrete. The Black Sun is a mosaic which is made with pieces of “Shigaraki-yaki” ware ceramic plates on the back of the tower. The Black Sun is about eight meters in diameter. The red lightning on the front and the green coronas on the back are made with Italian glass mosaic tiles.