 Robocon" aired in its slot on January 31, 1999 and was followed by the premiere of "Kamen Rider Kuuga" on January 30, 2000.Although a "Super Sentai" Series and a "Kamen Rider" Series aired side-by-side, the Super Hero Time branding of the shows did not begin until the Autumn 2003 broadcast season (known as until the 2005 broadcast season).As part of the block, actors from the programs often interact with each other to promote each other's shows, films, and perform skits.