Pitt Seijin, known in Japanese as ピット星人, is a fictional alien character from the tokusatsu series Ultraseven. They are members of the Pitt Alien race, typically portrayed as intelligent, humanoid extraterrestrials involved in invasion plots or interplanetary conflicts. In the series, Pitt Seijin serves as one of the recurring alien adversaries encountered by Ultraseven and the Ultra Guard, contributing to the show’s themes of hidden threats, diplomacy, and cosmic danger.