Blue Swallow is the superhero identity of Ako Hayasaka in Choujin Sentai Jetman. She is the team's agile blue ranger, known for her speed, acrobatics, and bird-themed fighting style. As one of the five Jetman members, she helps defend Earth against the Vyram. Ako is portrayed as energetic, youthful, and determined, often bringing a lively spirit to the group while still showing courage and responsibility in battle.