Lit by lasers at night, the head office of Fuji Television is the landmark of Odaiba. Fully earthquake proof and took three years to build. The ball on top of the building weighs one thousand two hundred tons. Diameter of ball is thirty two meters it was first constructed on the roof of the smaller building, then on April 17th 1995, using a special technique it was raised into position. Inside there are ten studios. Spherical Observation Platform Open to the Public. This building forms a new headquarters for the Fuji Television Network and features a number of unusual structural configurations. The innovative design divides building space into an office tower and a media tower linked by three enclosed pedestrian bridges. These bridges lengthen the structure and make it highly earthquake resistant. Next to the media tower is a spherical observation platform which was built on the roof of the 7th floor and raised to its final position on the 25th floor by means of hydraulic jacks. The buildign is 123.45 metres tall at its highest point, with an additional 2 floors below ground.