7日はルーミアの日

character: rumia, Anime illustration of Rumia, the youkai girl from Touhou, centered in a medium shot, head tilted slightly to her right, facing forward with a gentle smile. She has short blonde hair tied with a large red ribbon, piercing red eyes, and wears a white shirt with long sleeves, a black vest, a red ascot at the neck, and a matching red-ribboned black short skirt. Her hands are clasped softly in front of at her waist. The simple background is a flat beige gradient with no additional details. Soft flat lighting with clean outlines, high-contrast colors on the yellow hair and red accents, and crisp anime linework creating a polished illustration look.