Modern Risograph poster style.

Using the attached photo as reference, create a flat poster in modern Risograph style. Use colors from the photo as solid color blocks, with as the background. Add simple hand-drawn black outlines, naive proportions, minimal facial features, fine hatching texture, visible speckled grain, and slightly flawed printing effects to present an authentic Risograph texture. Keep the graphics concise and lively, with a playful folk poster aesthetic and a calm centered composition. Referencing Japanese vintage illustrated book posters, add a rounded beige border to the artwork. Aspect ratio: .