ChatGPTで描く「ノスタルジー」のイラスト｜NanoBananaでも使えるプロンプト6選【画像生成AI / AIイラスト / AIアート / AI活用 / GoogleGemini】

STYLE_CORE:nostalgic pastel editorial anime illustration,COLOR:Powder Blue / Pale Yellow / Mint Green / Soft White,SHOT:full body shot (sitting on a wooden crate),ACTION:flipping through vinyl records, headphones on,EXPRESSION:focused, slightly lost in thought,LOCATION:retro record store with wooden shelves and posters,ABSTRACTION:repeating record circles + soundwave patterns,LIGHT:soft indoor light with pastel bloom from window,MOOD:cozy solitude, musical escape, timeless afternoon,16:9

STYLE_CORE:nostalgic pastel city-pop anime illustration,COLOR:Pale Pink / Lavender / Mint Green / Soft White,SHOT:full body shot (sitting on a bar stool),ACTION:sipping a colorful mocktail, looking out at the city skyline,EXPRESSION:relaxed, slightly dreamy,LOCATION:rooftop lounge at sunset, neon sign glowing softly,ABSTRACTION:repeating neon sign shapes + city grid lines,LIGHT:soft sunset glow with pastel bloom,MOOD:nostalgic city night, quiet anticipation, weekend evening,16:9

STYLE_CORE:nostalgic pastel city-pop anime illustration,COLOR:Powder Blue / Pale Pink / Mint Green / Soft White,SHOT:full body shot (sitting on a bench),ACTION:holding a small paper cup of hot drink, looking out at the sea,EXPRESSION:relaxed, slightly distant,LOCATION:nighttime ferry deck, distant city lights across the water,ABSTRACTION:repeating wave patterns + distant city grid lights,LIGHT:soft pastel bloom from city lights and deck lamps,MOOD:detachment, quiet solitude, timeless night journey,16:9

STYLE_CORE:nostalgic pastel editorial anime illustration,COLOR:Mint Green / Powder Blue / Pale Pink / Soft White,SHOT:full body shot (sitting on a low concrete ledge),ACTION:flipping through a small notebook, pen in hand,EXPRESSION:relaxed, slightly distant,LOCATION:rooftop helipad waiting area, surrounded by skyscrapers,ABSTRACTION:repeating building silhouettes + sky grid patterns,LIGHT:soft pastel bloom from evening sky and city glow,MOOD:detachment, quiet solitude, elevated urban escape,16:9

(masterpiece, best quality, highly detailed anime illustration), nostalgic pastel city pop editorial style, delicate clean line art with slight natural roughness, subtle watercolor + ink hybrid texture, Strictly limited color palette: Mint Green, Pale Lemon, Soft Aqua, Ivory White, 1girl, slightly mature, slender, refined anime style, tight close-up portrait, face occupies 70% of frame, eyes positioned at 32–35% from top, subject slightly off-center (rule of thirds), camera close, intimate distance, standing by a retro cafe window, holding a glass cream soda with a cherry, visible condensation on glass, fingers gently touching the condensation, slight motion in fingertips, expression: calm, slightly distant, gaze: looking slightly past the viewer, unfocused, subtle emotional ambiguity, strong soft morning backlight passing through glass, light refracting through the drink, visible color refraction across her eye and cheek, highlight concentrated near one eye and glass edge, soft bloom, diffused glow, minimal retro cafe interior, mint tiled wall, abstract window frames, heavily simplified and slightly blurred, hot-press paper texture, fine grain, subtle ink bleed, soft halftone dots, quiet nostalgia, emotional distance, slight mystery, cinematic still frame, no text

(masterpiece, best quality, highly detailed anime illustration),nostalgic pastel city pop editorial style,ultra refined close-up composition,delicate clean line art with slight natural roughness,Strictly limited pastel palette: Mint Green, Pale Lemon, Soft Aqua, Ivory White,composition: portrait 4:5 aspect ratio, face occupies 55–65% of the frame, eyes positioned at 35–40% from the top, subject slightly right-aligned (not centered), left side retains 15–25% soft negative space,1girl, close-up upper body, short dark hair with soft layered strands, slightly tousled, wearing a mint green oversized jacket,pose: one hand gently touching her lips, holding a transparent smartphone close to her face, fingers partially overlapping the face,expression: calm, slightly melancholic, emotionally ambiguous, soft gaze with subtle tension in the eyes,eye direction: almost direct eye contact, slightly off-axis,background: minimal blurred pastel cityscape, soft gradient transitions with faint geometric hints, texture: subtle watercolor paper texture, fine grain overlay, slight ink bleed,line quality: dark gray lines instead of pure black, color rendering: layered watercolor-style shading,lighting: soft, even illumination, post-processing: light film grain, very subtle soft blur overlay (5–10%),visual flow: eyes → fingers → smartphone → negative space → back to eyes,mood: intimate, quiet tension, modern nostalgia, emotional distance,no text,16:9