Mermaids — a genre of anime about a world where mysterious creatures live, half-human, half-fish, who possess incredible beauty and power. Anime series in the Mermaids genre offer viewers fascinating stories where mermaids are the main heroines, trying to find their place in the human world. The heroines of the series live in water and have the ability to control water elements. They often encounter people who try to use their powers for their own purposes.