Nano Banana Pro
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BY@Kei🍤衣装本舗
Mar 13, 2026

Subway Ad Poster Prompt for Character Image Generation (Portfolio Style)

Subway Ad Poster Prompt for Character Image Generation (Portfolio Style) - 1
Subway Ad Poster Prompt for Character Image Generation (Portfolio Style) - 2
Subway Ad Poster Prompt for Character Image Generation (Portfolio Style) - 3
Subway Ad Poster Prompt for Character Image Generation (Portfolio Style) - 4

Two detailed prompt variations for Nano Banana 2, designed to transform an input character image into a photorealistic advertisement poster displayed in a busy Japanese subway passageway. The first variation includes 'Portfolio Expression' for dynamic cropping and varied poses/expressions, while the second maintains the original character's appearance more strictly. This prompt requires an input character image.

Prompt
(photorealistic:1.6), (raw photograph:1.5), highly detailed, cinematic lighting, 8k resolution, incredibly rich details. (Environment: Japanese Subway Passageway): A wide-angle landscape photograph inside a busy (Japanese subway underground passageway:1.5). Worn tiled walls, fluorescent strip lighting with slight flicker, polished concrete floor reflecting lights, overhead cables, and Japanese signage ("Exit", "Subway Platform") visible. Grimy and bustling atmosphere. (Central Focus: The Dynamic Ad Poster): Centered on the wall is a large, framed (portfolio-style movie advertisement poster:1.7) behind a slightly reflective plastic cover with realistic glare. (Poster Content - Dynamic Composition & Portfolio): The poster features (multiple images of the input character:1.6) arranged in a dynamic layout. (Main Shot:1.6): A large, dominant image of the character, potentially cropped to a (dramatic bust-up or extreme close-up:1.5) to emphasize emotion and scale. The pose and expression are based on the input. (Inset Shots:1.5): Smaller, secondary images (portraits or different angles) of the same character, showing varied expressions or scenes, arranged around the main shot like a magazine spread. (Genre Inference & Text - Japanese Focus): Based on the character, infer a suitable movie genre (dramatic, action, thriller, sci-fi). Add large, stylized (Japanese movie title logo:1.7) prominently (e.g., "Intersection of Fate", "Tokyo Revengers", "The Last Hope"). Add a compelling (Japanese catchphrase:1.5) (e.g., "Survive in this city.", "Love or Betrayal."). Smaller credit text and release date at the bottom. English text allowed for stylistic effect only. Background graphics and color grading *inside the poster* match the genre. (Surrounding Action: People): Crowd of commuters walking past, with (strong motion blur:1.6) conveying busy movement. Diverse Japanese people. (Technical Tags): (depth of field), (realistic textures), sharp focus on the poster, candid street photography style. (Negative prompt): (CG render outside of poster:1.5), (illustration style environment:1.5), (empty passageway), (static people), (blurry poster content), (English only text), (clean subway), (static composition), low quality.

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Common Questions

Nano Banana Pro is Google's latest multimodal AI model featuring multimodal understanding (text, images, and video), high-quality generation from photorealistic to artistic styles, fast iteration with quick edits and variations, diverse styles from pixel art to oil paintings, precise control over composition and lighting, and complex multi-object, multi-character scene rendering.
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Simply copy the prompt and use it in YouMind with the 'Nano Banana Pro' image generation model according to the description. We are working on a tighter integration for one-click usage in the future.
It helps you consolidate your content creation and learning best practices into YouMind Shortcuts. This enables one-click generation based on your materials—like turning a YouTube video into a blog post or extracting quotes from an article.
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