【米之ラン】幻想世界で輝く瞳

米之ランが、複数の惑星と星々が輝く幻想的な空の下、浮遊島に囲まれた夢のような世界に立つ一枚。柔らかな光に包まれ、神秘的な風景に驚きの表情を浮かべています。
📥 オリジナル画像をダウンロード

上記イラストを作成した際のプロンプトです。
※NanobananaPro を使用しています。
※下記に要素ごとに分解したプロンプトも記載していますので、自由に組み替えてご利用ください。
{
  "meta": {
    "image_quality": "High",
    "image_type": "Illustration"
  },
  "global_context": {
    "scene_description": "A fantasy landscape at sunrise/sunset with floating islands, distant planets/moons in a starry sky, luminous particles, vegetation, ancient ruins, and a foreground anime-style girl with white hair and green eyes wearing a hoodie. Soft mist and lens-like glows create a dreamy, magical atmosphere.",
    "time_of_day": "Dawn/Dusk (sun near horizon)",
    "weather_atmosphere": "Serene, clear, slightly misty",
    "lighting": {
      "source": "Mixed (sunlight + ambient starlight/glow)",
      "direction": "Backlit/right-side (sun behind and right of frame)",
      "quality": "Soft/diffused with sparkles",
      "color_temp": "Warm (sun) with cool blue-violet accents"
    }
  },
  "color_palette": {
    "dominant_hex_estimates": ["#87C8FF","#FFD98A","#9BE7A8"],
    "accent_colors": ["violet","mint green"],
    "contrast_level": "Medium"
  },
  "composition": {
    "camera_angle": "Eye-level",
    "framing": "Medium-shot (waist-up subject at right third)",
    "depth_of_field": "Deep (foreground character sharp, distant islands softer but detailed)",
    "focal_point": "Anime girl (white hair, green eyes) slightly right of center"
  },
  "objects": [
    {
      "id": "obj_001",
      "label": "Girl",
      "category": "Person (anime character)",
      "location": "Right-center",
      "prominence": "Foreground",
      "visual_attributes": {
        "color": "white hair, pale skin, green eyes, light-green/white hoodie with clover emblem",
        "texture": "smooth cel-shaded skin, soft hair strands, fabric hoodie",
        "material": "cloth (hoodie), hair (stylized)",
        "state": "clean, new",
        "dimensions_relative": "Medium-large relative to frame"
      },
      "micro_details": [
        "short bob haircut with blunt bangs",
        "green hairpin shaped like X",
        "light blush on cheeks",
        "hood drawstrings with visible tips",
        "four-leaf clover print on chest"
      ],
      "pose_or_orientation": "Facing slightly left, mouth slightly open, neutral-surprised expression",
      "text_content": null
    },
    {
      "id": "obj_002",
      "label": "Floating islands",
      "category": "Terrain/Structure",
      "location": "Across mid-to-background, left and center",
      "prominence": "Midground/Background",
      "visual_attributes": {
        "color": "earthy browns, greens, moss",
        "texture": "rocky cliffs with grassy tops, hanging vegetation",
        "material": "stone/soil/vegetation",
        "state": "stable, overgrown",
        "dimensions_relative": "Various sizes, some large (island-scale)"
      },
      "micro_details": [
        "roots and vines dangling",
        "small trees and shrubs on tops",
        "waterfalls absent but mist below"
      ],
      "pose_or_orientation": "Suspended, tilted varied angles",
      "text_content": null
    },
    {
      "id": "obj_003",
      "label": "Planets/moons",
      "category": "Celestial body",
      "location": "Sky (upper-left to upper-right)",
      "prominence": "Background",
      "visual_attributes": {
        "color": "pale blue, teal, white highlights",
        "texture": "smooth, subtle cloud bands",
        "material": "atmospheric celestial",
        "state": "static",
        "dimensions_relative": "Large relative to sky"
      },
      "micro_details": [
        "multiple overlapping spherical bodies",
        "soft halos and starfield around them"
      ],
      "pose_or_orientation": "Fixed in sky"
    },
    {
      "id": "obj_004",
      "label": "Ancient ruins/columns",
      "category": "Architecture",
      "location": "Midground right and central-left",
      "prominence": "Midground",
      "visual_attributes": {
        "color": "weathered stone beige",
        "texture": "cracked, moss-covered stone",
        "material": "stone",
        "state": "ruined, partial columns",
        "dimensions_relative": "Human-scale columns"
      },
      "micro_details": [
        "ivy and moss growth",
        "broken tops and base erosion"
      ],
      "pose_or_orientation": "upright, some collapsed"
    },
    {
      "id": "obj_005",
      "label": "Flora and sparkles",
      "category": "Vegetation/Effect",
      "location": "Foreground and scattered",
      "prominence": "Foreground accents",
      "visual_attributes": {
        "color": "pink, purple, green, blue",
        "texture": "soft petals, dew-like glows",
        "material": "plant",
        "state": "blooming",
        "dimensions_relative": "Small plants, flowers"
      },
      "micro_details": [
        "glowing pollen-like particles",
        "lens-flare bokeh lights over foliage"
      ],
      "pose_or_orientation": null,
      "text_content": null
    }
  ],
  "text_ocr": {
    "present": false,
    "content": []
  },
  "semantic_relationships": [
    "Girl is in front of floating islands",
    "Sunlight from right-back casts warm rim light on girl and ruins",
    "Glowing particles overlay both foreground and background creating depth",
    "Vegetation covers ruins and floating islands, visually integrating them"
  ]
}

画像参照部分
※ご使用のGUIによってはタグ参照が利用できる場合があります。GUIをお使いの場合は、そのフォーマットに従ってください。
image1 is base character

下記のJSONプロンプトを組み合わせる際、冒頭に付けると効果的なプロンプトです。
Please generate a single illustration by integrating the following three JSON blocks: 1. Character Design, 2. Current State, and 3. Environment.

キャラクターの外見要素（固定デザイン）
下記プロンプトを使用すると、似たキャラクターを再現できます。
{
  "character_concept": {
    "label": "Anime-style girl (White hair / Green eyes)",
    "visual_attributes": {
      "color": "White hair, pale skin, green eyes, light-green and white hoodie with clover emblem.",
      "texture": "Smooth cel-shaded skin, soft hair strands, fabric hoodie.",
      "material": "Cloth, hair, stylized skin.",
      "state": "Clean, new clothing.",
      "dimensions_relative": "Medium-large relative to frame (Medium shot)"
    },
    "design_details": [
      "Short bob haircut with blunt bangs.",
      "Green X-shaped hairpin.",
      "Hoodie with visible drawstrings and tips.",
      "Four-leaf clover print on chest."
    ]
  }
}

キャラクターの変化要素（ポーズ・表情）
下記プロンプトを使用すると、似たポーズや表情を再現できます。
{
  "current_state": {
    "pose_or_orientation": "Facing slightly left.",
    "expression_details": [
      "Mouth slightly open.",
      "Neutral-surprised expression.",
      "Light blush on cheeks."
    ]
  }
}

環境・その他の要素（背景・照明・画風）
下記プロンプトを使用すると、似た雰囲気のイラストを作ることができます。
{
  "global_context": {
    "scene_description": "A fantasy landscape at dawn/dusk featuring floating islands, distant planets and moons in a starry sky. Ancient ruins and luminous particles surround the area, creating a dreamy, magical atmosphere.",
    "time_of_day": "Dawn/Dusk (Sun near horizon)",
    "lighting": {
      "source": "Mixed (Sunlight + Ambient starlight/glow)",
      "direction": "Backlit/Right-side (Sun behind and right)",
      "quality": "Soft, diffused with sparkles",
      "color_temp": "Warm (sun) with cool blue-violet accents"
    }
  },
  "composition": {
    "camera_angle": "Eye-level",
    "framing": "Medium-shot (waist-up subject at right third)",
    "depth_of_field": "Deep (Foreground character sharp, distant islands softer but detailed)"
  },
  "environment_objects": [
    {
      "label": "Floating islands",
      "visual_attributes": {
        "color": "Earthy browns, greens, moss",
        "texture": "Rocky cliffs, grassy tops, hanging vegetation",
        "material": "Stone, soil, vegetation",
        "state": "Stable, overgrown, suspended",
        "dimensions_relative": "Various sizes (island-scale)"
      }
    },
    {
      "label": "Planets/moons",
      "visual_attributes": {
        "color": "Pale blue, teal, white highlights",
        "texture": "Smooth, subtle cloud bands",
        "material": "Celestial body",
        "state": "Static background elements",
        "dimensions_relative": "Large relative to sky"
      }
    },
    {
      "label": "Ancient ruins",
      "visual_attributes": {
        "color": "Weathered stone beige",
        "texture": "Cracked, moss-covered stone",
        "material": "Stone",
        "state": "Ruined, partial columns, upright or collapsed",
        "dimensions_relative": "Human-scale columns"
      }
    },
    {
      "label": "Flora and sparkles",
      "visual_attributes": {
        "color": "Pink, purple, green, blue",
        "texture": "Soft petals, dew-like glows, bokeh",
        "material": "Plant, light effect",
        "state": "Blooming, floating",
        "dimensions_relative": "Small accents"
      }
    }
  ]
}


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