A wide landscape anime character line-up of Demon Slayer (Kimetsu no Yaiba), specifically optimized for monochrome lithophane 3D printing with extreme light-and-shadow contrast. High-contrast ink illustration, Ufotable art style, 16:9 aspect ratio. Nine distinct characters standing next to each other in a dramatic group gathering against a minimal, solid dark background. From left to right, each in their iconic personal fighting stance: Tanjiro Kamado, Inosuke Hashibira, Zenitsu Agatsuma, Giyu Tomioka, Kyojuro Rengoku, Muichiro Tokito, Rui, Akaza, and Kokushibo. Every character has sharp volumetric rim lighting, deeply defined shadows, clean outlines, and no overlapping. Intense facial expressions, clean chiseled details, monochrome depth-map quality, masterpiece. Voir plus