Hand-picked #character design JSON Image Prompts
Explore our collection of character design style JSON prompts for Nano Banana & ChatGPT
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Showing 4 JSON prompts

Nano
The Bio-Drifter: Pixel Portrait
{
"prompt_structure": {
"meta": {
"format": "JSON Image Definition",
"intent": "Generate a high-fidelity pixel art portrait combining Western, Cyberpunk, and Bio-hazard themes",
"version": "v1.5"
},
"artistic_style": {
"medium": "Pixel Art",
"era_influence": "90s Arcade Beat 'em up character select screen meets modern indie game high-res pixel art",
"technical_specs": {
"outline": "Crisp, dark outlines for character separation",
"shading": "Cell-shaded pixel clusters, extensive dithering for gradients",
"resolution_feel": "High definition pixel art (Hi-Bit)"
}
},
"subject_profile": {
"demographics": {
"age": "Late 20s",
"gender": "Female",
"body_type": "Gaunt, athletic but emaciated due to sickness",
"ethnicity": "Ambiguous, weathered skin tone"
},
"physical_traits": {
"eyes": {
"left_eye": "Cybernetic ocular implant, glowing red shutter lens, resembling a gun sight",
"right_eye": "Piercing hazel, bloodshot",
"expression": "Steely gaze, mix of determination and feverish delirium"
},
"hair": {
"color": "Dusty platinum blonde with oil stains and neon blue synthetic strands woven in",
"style": "Messy, wind-swept braid draped over one shoulder",
"physics": "Pixel-perfect stray hairs caught in a static breeze"
},
"skin_texture": {
"base": "Pale, sun-damaged complexion",
"pixel_detail": "High-contrast shading to emphasize cheekbones and exhaustion",
"virus_manifestation": "Subcutaneous luminescent green veins pulsing on the neck and left cheek, digital glitch artifacts blending with organic lesions"
}
}
},
"attire_and_equipment": {
"garments": {
"outerwear": "Tattered poncho featuring geometric Navajo patterns interwoven with circuitry traces",
"underlayer": "High-collar bio-suit mesh, torn at the collarbone revealing a metallic clavicle implant",
"texture_rendering": "Heavy dithering to simulate the rough texture of wool versus the smooth sleekness of the bio-suit"
},
"headgear": {
"item": "Techno-Western Stetson Hat",
"details": "A holographic hatband displaying fluctuating vital signs in amber pixels",
"material": "Worn synthetic leather with solar-panel weave on the brim"
},
"accessories": {
"mask": "Respirator lowered around the neck, designed like a bandit's bandana but with dual filtration canisters",
"jewelry": "Earring made from a micro-chip"
}
},
"negative_constraints": {
"exclusions": [
"Blurry anti-aliasing",
"Vector art",
"3D render",
"Photorealistic",
"Text overlays",
"Speech bubbles",
"Clean clothes",
"Healthy skin"
]
},
"environmental_context": {
"setting": "Neo-Frontier Saloon Exterior",
"atmosphere": {
"air_quality": "Toxic haze, particulate matter rendered as single floating pixels",
"background_elements": "Blurred wooden slats of a saloon wall, a flickering neon sign reading 'QUARANTINE' in reverse (partially obscured), tumbleweed made of rusted barbed wire"
}
},
"lighting_and_cinematography": {
"composition": "Close-up bust shot, slightly low angle to empower the subject",
"color_palette": {
"accents": [
"Toxic Neon Green",
"Cybernetic Red",
"Metallic Steel"
],
"primary": [
"Rust Orange",
"Desert Sand",
"Sepia"
],
"technique": "Limited palette mimicking 32-bit era aesthetics"
},
"lighting_setup": "Portrait Lighting",
"primary_source": "Warm, harsh sunset light coming from the left (Western feel), casting deep pixelated shadows",
"secondary_source": "Cool, toxic green glow from the virus veins and background neon (Near Future/Virus feel)"
}
}
}

Nano
Student Character Concept Sheet
{
"composition": {
"type": "Character Reference Sheet / Concept Art",
"background": {
"color": "White background with light blue grid lines",
"effect": "Technical drawing aesthetic",
"pattern": "Graph paper",
"grid_size": "Medium density"
},
"visual_flow": "Central character figure surrounded by detailed callouts, connected by curved black arrows indicating relationships between the main figure and component details.",
"layout_style": "Grid-based technical diagram"
},
"style_notes": {
"coloring": "Cel-shaded, flat colors with minimal gradient usage. Soft shadows.",
"art_style": "Anime / Manga influence",
"line_work": "Clean, thin black outlines",
"annotations": "Handwritten-style black text labels with simple directional arrows clarifying the breakdown of elements."
},
"central_figure": {
"arms": {
"hands": "Relaxed, slightly curled fingers.",
"left_arm": "Extended downwards along the body, hand relaxed.",
"right_arm": "Extended downwards, featuring a visible line-art tattoo on the inner forearm."
},
"head": {
"hair": "Shoulder-length wavy brown hair spilling out from beneath the book onto the 'floor'.",
"state": "Obscured",
"detail": "Face completely covered by an open hardcover book."
},
"pose": "Floating/Supine",
"torso": {
"clothing": "Blue short-sleeved t-shirt (fitted)",
"interaction": "Shirt is tucked slightly or rides up due to the floating pose."
},
"subject": "Young female student",
"lower_body": {
"legs": "Bent at the knees, floating freely.",
"clothing": "Pink denim shorts with rolled cuffs.",
"footwear": "White ankle socks, toes pointing downwards."
},
"orientation": "Body angled diagonally from top-left to bottom-right, suggesting a state of exhaustion or deep relaxation."
},
"section_inventory": {
"header": "Inventory",
"contents": [
{
"item": "Textbooks",
"label": "Textbooks",
"description": "Stack of two thick books inside the bag. Top one is yellow/gold, bottom is blue."
},
{
"item": "Notebooks",
"label": "Noterbooks (sic)",
"description": "Spiral-bound notebooks underneath the textbooks. Red and purple covers visible."
},
{
"item": "Water Bottle",
"description": "Plastic bottle with blue water and blue cap, partially inside the bag."
},
{
"item": "Coffee Mug",
"label": "Coffee mug",
"description": "White ceramic mug filled with brown coffee, sitting outside the bag."
},
{
"item": "Loose Papers",
"label_pen": "Entry pen",
"description": "Sheets of white paper with scribbled text and diagrams scattered on the right side.",
"interaction": "A blue pen rests on top of the papers."
},
{
"item": "Trash",
"label": "Crumpled notes",
"description": "Two crumpled paper balls nearby."
}
],
"location": "Bottom Full Width",
"header_style": "Underlined, handwritten font",
"main_container": {
"color": "Beige / Cream",
"label": "Canvas bag",
"state": "Lying on its side, open, with contents spilling out.",
"object": "Canvas Tote Bag"
}
},
"section_expressions": {
"header": "Expressions",
"location": "Top Right Column",
"variations": [
{
"type": "Sleeping",
"label": "Study fatigue",
"visuals": "Side profile of the character sleeping on a white pillow. Eyes closed, peaceful expression, 'Zzz' symbols floating above. Brown hair fanned out on the pillow."
},
{
"type": "Waking Up / Exhausted",
"label": "Mid-day nap",
"visuals": "Front-facing headshot. Hair is extremely messy and frizzy (bedhead). Eyes look tired with bags underneath, mouth slightly open in a daze. Sweat drop symbol indicating stress or heat."
},
{
"type": "Hiding",
"label": "Curious peeking",
"visuals": "Top half of face peeking over an open grey book. Eyes looking forward, slightly crossed or focused on the viewer. A question mark symbol floats to the right."
}
],
"header_style": "Underlined, handwritten font"
},
"section_clothing_layers": {
"items": [
{
"name": "T-Shirt",
"color": "Medium Blue",
"label": "Cotton-shirt Teebolles Brand",
"description": "Flat lay of a standard crew neck t-shirt.",
"arrow_direction": "Pointing from label to collar."
},
{
"name": "Shorts",
"color": "Pastel Pink",
"label": "Denim shorts",
"material": "Denim",
"description": "High-waisted shorts with visible pockets, stitching details, and button fly.",
"arrow_direction": "Pointing to the left pocket area."
},
{
"name": "Underwear",
"color": "White",
"label": "Simple with cotton underwear",
"style": "Briefs",
"description": "Simple cut, white cotton fabric.",
"arrow_direction": "Curved arrow indicating it is the bottom layer."
}
],
"header": "Clothing Layers",
"location": "Top Left Column",
"header_style": "Underlined, handwritten font"
},
"section_texture_and_zoom": {
"header": "Texture & Zoom",
"details": [
{
"label": "Book cover",
"shape": "Circular inset",
"object": "Book Cover Zoom",
"content": "Close-up of the grey book cover texture showing wear on the spine.",
"text_on_object": "broen mait binks + body (simulated illegible text)",
"arrow_connection": "Arrow pointing from the book on the main character's face to this zoom circle."
},
{
"label": "Arma tattoo (Band-Niva)",
"shape": "Circular inset",
"object": "Tattoo Zoom",
"content": "Close-up of the inner forearm skin.",
"tattoo_design": "Minimalist line art depicting a geometric bottle or flask shape inside a rectangle.",
"arrow_connection": "Arrow pointing from the main character's arm to this zoom circle."
},
{
"label": "Crumpled paper",
"object": "Debris",
"content": "A singular crumpled ball of white paper."
}
],
"location": "Middle Left Column",
"header_style": "Underlined, handwritten font"
}
}

Nano
The Wandering Ronin Cat
{
"scene_description": {
"visual_style": "Hyper-realistic CGI combined with digital painting techniques, reminiscent of high-end animation studios or concept art for a fantasy RPG. The style balances softness (fur) with rugged textures (fabric, straw).",
"color_palette": {
"accents": [
"Faded Red dye on fabric",
"Red sun motif on hat"
],
"subject_colors": [
"Charcoal Grey",
"Pure White",
"Straw Beige",
"Deep Black"
],
"primary_background": "Vibrant, solid Crimson Red (#8B0000 to #FF0000)"
},
"overall_theme": "The image depicts a highly detailed, cinematic close-up of an anthropomorphic cat dressed as a wandering samurai or ronin, exuding a mood of stoic determination and cuteness combined with gritty warrior aesthetics."
},
"subject_breakdown": {
"character_type": "Tuxedo Cat (Bicolor)",
"anatomy_and_features": {
"face": {
"ears": "Flattened slightly under the weight and shape of the hat.",
"nose": "Small, textured pink nose, realistically rendered with soft subsurface scattering.",
"whiskers": "Long, delicate white whiskers protruding from the muzzle, catching the ambient light.",
"expression": "Serious, contemplative, and slightly obscured. The eyes are hidden beneath the shadow of the hat brim, adding an air of mystery."
},
"posture": "Seated in a formal 'seiza' style or a crouched position, emphasizing a compact, grounded silhouette. Two fluffy white paws are placed neatly in front, contrasting with the dark rugged clothing.",
"fur_texture": "Extremely high fidelity, individual strands visible, soft downy appearance on the paws and muzzle. The fur is primarily dark grey/black on the head and back, with a pristine white muzzle, chest (hidden), and paws."
}
},
"technical_prompts": {
"keywords": [
"Samurai Cat",
"Ronin",
"Tuxedo Cat",
"Digital Painting",
"Unreal Engine 5 render",
"Octane Render",
"Fur simulation",
"Japanese aesthetic",
"Bushido",
"Poster art",
"High contrast",
"Volumetric lighting"
],
"negative_prompts": [
"human face",
"low resolution",
"blurry",
"distorted paws",
"extra limbs",
"bright cheerful background",
"vector art",
"cartoon"
]
},
"attire_and_accessories": {
"garment": {
"item": "Kimono / Robe",
"color": "Dark slate grey / washed-out black.",
"texture": "Visible cross-hatching of the weave. The fabric looks thick and protective.",
"material": "Heavy, coarse woven fabric, likely hemp or rough cotton.",
"condition": "Distressed and tattered. There are raw edges and loose threads, suggesting a life of travel and combat. Areas of the fabric appear stained or dyed with dark red blotches, blending with the grey.",
"fasteners": "A thick, twisted rope cord (simulating a decorative knot or 'kumihimo') in a rusty red/brown color hangs down the center chest, ending in a tassel."
},
"headwear": {
"item": "Conical Straw Hat (Sugegasa / Kasa)",
"details": "A faded red circular symbol (resembling the Japanese rising sun) is painted on the front. A string or strap hangs down loosely on the left side.",
"texture": "Rough, fibrous, heavily detailed weave pattern showing individual stalks. Weathered appearance.",
"material": "Woven dried straw/reeds.",
"lighting_interaction": "The hat casts a deep, dramatic shadow over the upper half of the cat's face, focusing attention on the mouth and nose."
},
"neckwear": {
"item": "Neckerchief / Scarf",
"pattern": "Indistinct white patterns on a red base, possibly paisley or traditional waves, but heavily soiled and folded.",
"material": "Worn cotton or linen fabric.",
"condition": "Ragged, tied loosely around the neck, adding a layer of texture between the fur and the outer robe."
}
},
"environment_and_composition": {
"framing": "Eye-level (relative to the cat), medium close-up shot. The subject is centered but slightly weighted to the right to balance the calligraphy on the left.",
"lighting": {
"type": "Studio portrait lighting with dramatic key light.",
"shadows": "Deep occlusion shadows under the hat brim and within the folds of the clothing, creating a strong three-dimensional volume.",
"direction": "Light source coming from the upper front-right.",
"highlights": "Soft highlights on the white fur of the paws and muzzle. Specular highlights on the wet nose."
},
"background": {
"color": "A flat, matte, intense red wall.",
"elements": "To the left, large, bold black brushstrokes resembling Japanese calligraphy (Kanji). The style is frantic and ink-heavy ('shodo' style), adding verticality to the composition. The text is partially abstract, contributing to the poster-art aesthetic."
},
"depth_of_field": "Shallow depth of field. The face and paws are razor-sharp, while the rear edges of the hat and the calligraphy in the background have a slight blur fall-off."
}
}

Nano
Crimson Gothic Demoness
{
"overall_prompt_structure": {
"anatomical_details": {
"head": {
"face": {
"eyes": "Closed or looking down with heavy lashes",
"features": "Delicate facial structure, dark lipstick, soft eyebrows",
"skin_tone": "Pale, porcelain-like visage contrasting with body"
},
"hair": {
"color": "Jet black",
"style": "Short, messy bob cut, voluminous",
"texture": "Wavy, wind-swept strands"
},
"horns": {
"color": "Dark grey to black gradient",
"shape": "Large, curled ram-like horns",
"texture": "Ridged, bone-like, weathered"
}
},
"appendages": {
"tails": {
"form": "Sinuous, snake-like, extending from behind",
"count": "Two distinct tendrils",
"animation": "Dynamic curving, seemingly sentient",
"termination": "Ends in skeletal demon/goat skulls"
}
},
"body_texture": {
"skin_type": "Ash-grey, demonic texture",
"extremities": {
"legs": "Grey, muscular definition, textured like weathered statues",
"hands": "Blackened, claw-like fingers, elongated, texture of burnt wood"
},
"surface_details": "Cracked stone effect, charcoal-like roughness on limbs, vein-like fissures"
}
},
"subject_definition": {
"pose": "Elegant standing posture, legs crossed in a walking motion, arms slightly outstretched to sides, floating sensation",
"gender": "Female",
"archetype": "Dark Fantasy Demoness / Tiefling Sorceress",
"expression": "Serene, melancholic, eyes cast downward, meditative state"
},
"attire_and_clothing": {
"footwear": {
"item": "Heeled boots",
"material": "Red leather matching the dress",
"condition": "Worn, creased, pointed toe"
},
"lower_body": {
"details": "Layered ruffles, torn hems, exposed black petticoats underneath, draping folds",
"skirt_style": "High-low asymmetry (shorter front, longer back)",
"fabric_texture": "Worn velvet or heavy cotton, distressed, dirty"
},
"upper_body": {
"bodice": "Tight-fitting corset style, structured ribbing",
"sleeves": "Three-quarter length, fitted, ending in tattered ruffled cuffs",
"neckline": "Sweetheart cut with delicate black lace overlay"
},
"garment_type": "Victorian-inspired Gothic Dress",
"color_palette": {
"primary": "Desaturated crimson / blood red",
"secondary": "Black lace and grey grime"
}
},
"background_environment": {
"color": "Neutral dark grey",
"floor": "Reflective concrete or matte grey surface",
"setting": "Minimalist Studio Void",
"atmosphere": "Slight fog or mist at the bottom"
},
"visual_style_and_medium": {
"aesthetic": "Gothic Horror, Dark Fantasy, Eldritch, Concept Art",
"lighting_setup": {
"type": "Soft studio lighting",
"shadows": "Soft contact shadows on the ground, ambient occlusion in crevices",
"contrast": "High contrast between the red dress and grey skin",
"direction": "Top-down diffused"
},
"texture_quality": "8K resolution, high fidelity skin pores and fabric weave",
"artistic_approach": "Hyper-realistic 3D Character Render / Digital Painting Hybrid",
"rendering_engine_simulation": "Unreal Engine 5, Octane Render"
},
"accessories_and_ornaments": {
"jewelry": "Subtle dark necklace/choker",
"restraints": {
"chains": "Rusty, fine metal chains draping from wrists and skirt",
"symbolism": "Themes of captivity or binding",
"integration": "Intertwined with dried organic vines or roots"
}
}
}
}
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