Ultraseven X (ウルトラセブン エックス, Urutorasebun Ekkusu, stylized as U7X) is the 20th entry in the Tsuburaya Productions' long-running Ultra Series. It is a revival of the 1967 series Ultraseven, and is the first in Tsuburaya Productions' Ultra hero series to be exclusively for an adult audience and in a wide screen high-definition format. The show first aired on October 5, 2007 at 2:15 am on CBC and 2:25 am on TBS.