Dazai Osamu, Japanese novelist, 1920s attire, bespectacled, slicked back black hair, intellectual face, holding a fountain pen, wearing a white shirt with a high collar, dark brown vest, formal black trousers, standing in front of a traditional Japanese sliding door, tatami mat floor, shoji screens, minimalist interior, warm soft light filtering through the screens, subtle shadows, atmospheric composition, cinematic mood, film noir inspiration.