Twenty First City is a Tokyo-based production service provider.
Visuals: A stylized vector graphic of a satellite tower, with sprockets for its bottom and a horizontal oval containing the parabolic antenna for its center, is shown to the left of "TWENTY FIRST CITY" in a stacked format.
Technique: A still, digital graphic.
Audio: The closing theme of the program.
Availability: The logo is seen on Sunny.