Main subject: Minimalist-style figure, paired with a rattan lounge chair, iced Americano on a tea table, Fiddle-leaf fig as living scene elements. Scene: Summer morning balcony, overall minimalist flat layout, pure background with light brown to dark brown gradient. Style: Japanese minimalist flat illustration by Kenya Hara, cartoon hand-drawn flat style, shadowless rendering. Color palette: Low-saturation warm tones of brown, white and yellow, light brown to dark brown gradient background, clean and transparent color matching, impurity-free image quality. Lighting: Adopting flat, shadowless lighting processing, using color light and dark levels to express spatial relationships, overall soft and even light. Composition: Vertical minimalist composition, extremely large area of negative space, in line with the serene Japanese aesthetics, no text. Usage: For use as a Japanese minimalist vertical festival reference poster, interpreting a minimalist festival narrative of reading on a summer morning. Jimeng AI, 4.0 model, 4.6 model, 3D, UI, HDR, etc. preserved.