Sonia Blanche is a prominent character in the anime series Shining Tears X Wind. She is a princess of the kingdom of Weissland and known for her strong-willed and determined personality. Despite her royal status, Sonia is not afraid to fight for what she believes in, often taking up arms to protect her people and friends. Her character is integral to the plot, as she navigates the challenges posed by the mysterious events affecting her world. Sonia's leadership and bravery are key elements in her role within the series.