A highly detailed 1/6 scale Souseiseki figure from Rozen Maiden, faithfully capturing her elegant, doll-like silhouette. The figure showcases a meticulously designed layered dress with lace trim, ruffles, and a soft, historically inspired color palette that matches the character's iconic appearance. Her green hair is sculpted with delicate wisps and styled with ornate accessories, giving a refined, timeless look. Facial painting emphasizes a serene, composed expression with careful shading to bring out subtle emotions. The figure features well-posed joints for dynamic posing, with precise articulation in the neck, shoulders, and wrists. Accessories and detailing, such as miniature bow, headwear, and fabric textures, are crafted to enhance realism and display value.

In Rozen Maiden, Souseiseki is one of the Rozen dolls created by Rozen, designed to be both elegant and formidable. She shares a sisterly bond with Suiseiseki and participates in the Alice Game, a ritual contest among the dolls to win the favor of a human owner and become the rightful Alice. Souseiseki's personality is a blend of calm restraint, pride, and loyalty, often revealing her protective nature toward those she loves. As the dolls awaken in modern times, they confront mysteries about their origins, the true motives of their creator, and the delicate balance between duty and freedom. Her journey explores identity, friendship, and the longing to connect with a human counterpart while navigating rivalries and the evolving dolls' dynamics.