Vajra are a fictional alien species in the anime series Macross Frontier. Unlike human characters, Vajra do not have individual names, but are collectively referred to by this species name. Serving as the main antagonists at the start of the series, the Vajra are giant insect-like lifeforms whose mysterious attacks threaten human colonies. As the story progresses, their true nature and role in the galactic ecosystem are revealed, significantly influencing the development of the main characters and the overall plot.