The Touhou Project - Rumia Kadou Shoujo EX 9 figure presents a compact, dynamic depiction of the character. Standing at 100 mm, the sculpture captures Rumia in a forward-leaning, mid-stride pose that suggests a moment of unexpected movement. The sculpt emphasizes flowing hair and a dark, elegant dress, with subtle shading that mimics a soft veil of shadow around her form. The surface finish is intentionally matte to enhance the nocturnal mood, while crisp edges on the sleeves and bodice highlight the craftsmanship. The base is a minimal meteor-like plinth that frames the figure without overpowering it, and the overall composition juxtaposes a hint of light against deep black tones to evoke her mysterious aura. Fine sculpt lines and careful paint application produce a robust display quality suited for close-up viewing.

Within the Touhou Project universe, Rumia is a youkai associated with darkness and the absence of light. She roams the boundaries of Gensokyo, especially as dusk falls, seeking to mingle shadows with the world around her. Her personality blends mischief with a childlike curiosity, often interpreting light as a playful target rather than a danger. This dual nature makes encounters with travelers, shrine maidens, and other youkai a test of wit, as light-based techniques and barriers are tested against her shifting gloom. Although her power revolves around darkness, she is not always malevolent; she can be naive about the consequences of her influence, leading to moments of unexpected tenderness or comic trouble. The EX figure captures that tension—a poised presence surrounded by a swirl of dark energy, inviting stories about light, shadow, and the balance between them in Gensokyo.