Emeraldas is a legendary space pirate and a prominent character in the 'Uchuu Kaizoku Captain Harlock' (Space Pirate Captain Harlock) universe. She is known for her striking appearance, strength, and unwavering sense of justice. Often associated with Captain Harlock and her sister Maetel, Emeraldas travels the cosmos aboard her iconic ship, the Queen Emeraldas. Throughout the series, she plays a crucial role as both a friend and ally to Harlock, embodying the themes of freedom and rebellion against oppression.