【米之ラン】夕日に輝く涙と笑顔の瞬間

オリジナルキャラクター「米之ラン」が夕暮れの優しい光の中で涙を浮かべながらも、そっと微笑む感動的な瞬間。希望と切なさが交錯する表情が心を揺さぶります。

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": "Close-up of an anime-style young female character with short white hair and green eyes, standing on an outdoor rooftop or balcony at sunset. Soft lens flares and floating dust particles present. Background shows blurred railings and distant buildings; warm backlight creates rim lighting and subtle bokeh.",
    "time_of_day": "Sunset/golden hour",
    "weather_atmosphere": "Clear, serene",
    "lighting": {
      "source": "Sunlight",
      "direction": "Backlit with frontal fill",
      "quality": "Soft/diffused",
      "color_temp": "Warm"
    }
  },
  "color_palette": {
    "dominant_hex_estimates": [
      "#EDEFF1",
      "#A6D08A",
      "#F4C6B6"
    ],
    "accent_colors": [
      "green",
      "peach"
    ],
    "contrast_level": "Medium"
  },
  "composition": {
    "camera_angle": "Eye-level",
    "framing": "Close-up (head-and-shoulders)",
    "depth_of_field": "Shallow (blurry background)",
    "focal_point": "Character's face, especially eyes"
  },
  "objects": [
    {
      "id": "obj_001",
      "label": "Female character",
      "category": "Person (illustrated)",
      "location": "Center-right",
      "prominence": "Foreground",
      "visual_attributes": {
        "color": "white hair, green eyes, peach skin, green-white hoodie",
        "texture": "smooth cel-shaded skin, soft hair strands",
        "material": "fabric (hoodie), skin, hair (stylized)",
        "state": "dry clothing, tears present on face",
        "dimensions_relative": "Large relative to frame"
      },
      "micro_details": [
        "tears pooling at lower eyelids",
        "wet streak on left cheek",
        "subtle blush on cheeks",
        "green hairpin shaped like X on right side",
        "eyelash highlights and glossy eye reflections",
        "hood strings visible with small shadows"
      ],
      "pose_or_orientation": "Facing camera, slight tilt forward",
      "text_content": null
    },
    {
      "id": "obj_002",
      "label": "Rooftop railing and floor",
      "category": "Structure",
      "location": "Background-left to background-center",
      "prominence": "Background",
      "visual_attributes": {
        "color": "muted grays and warm highlights",
        "texture": "concrete/faint grain",
        "material": "metal railing, concrete floor",
        "state": "clean, sunlit",
        "dimensions_relative": "Wide background elements"
      },
      "micro_details": [
        "blurred fence pattern",
        "linear shadow band on floor",
        "soft bokeh spots near railing"
      ],
      "pose_or_orientation": "Parallel to image plane",
      "text_content": null
    },
    {
      "id": "obj_003",
      "label": "Distant building",
      "category": "Architecture",
      "location": "Background-right",
      "prominence": "Background",
      "visual_attributes": {
        "color": "dark gray with warm highlights",
        "texture": "smooth wall, window gloss",
        "material": "concrete/metal",
        "state": "neutral",
        "dimensions_relative": "Tall, receding"
      },
      "micro_details": [
        "soft vertical shadow",
        "indistinct window shapes"
      ],
      "pose_or_orientation": "Slight angle away from viewer",
      "text_content": null
    }
  ],
  "text_ocr": {
    "present": false,
    "content": []
  },
  "semantic_relationships": [
    "Character is in front of rooftop railing",
    "Sunlight is backlighting character and casting warm rim highlights",
    "Tears on character are reflecting ambient light",
    "Lens flares and dust particles overlay both foreground and background"
  ]
}

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 young female character (White hair / Green eyes)",
    "visual_attributes": {
      "color": "White hair, green eyes, peach skin, green-white hoodie.",
      "texture": "Smooth cel-shaded skin, soft hair strands, matte fabric.",
      "material": "Fabric (hoodie), skin, stylized hair.",
      "state": "Clean, dry clothing.",
      "dimensions_relative": "Large (Close-up subject)"
    },
    "design_details": [
      "Short white hair.",
      "Green X-shaped hairpin on the right side.",
      "Hoodie with green and white color scheme and visible drawstrings."
    ]
  }
}

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 camera, slight tilt forward.",
    "expression_details": [
      "Tearful expression with tears pooling at lower eyelids.",
      "Wet tear streak on left cheek.",
      "Subtle blush on cheeks.",
      "Glossy eye reflections with eyelash highlights."
    ]
  }
}

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": "Outdoor rooftop or balcony at sunset. The background shows blurred railings and distant buildings with soft lens flares and floating dust particles. Warm backlight creates strong rim lighting and subtle bokeh.",
    "time_of_day": "Sunset/golden hour",
    "lighting": {
      "source": "Sunlight",
      "direction": "Backlit with frontal fill",
      "quality": "Soft, diffused with warm rim lights",
      "color_temp": "Warm"
    }
  },
  "composition": {
    "camera_angle": "Eye-level",
    "framing": "Close-up (head-and-shoulders)",
    "depth_of_field": "Shallow (blurry background)"
  },
  "environment_objects": [
    {
      "label": "Rooftop railing and floor",
      "visual_attributes": {
        "color": "Muted grays with warm highlights",
        "texture": "Concrete, faint grain",
        "material": "Metal railing, concrete floor",
        "state": "Clean, sunlit",
        "dimensions_relative": "Wide background elements"
      }
    },
    {
      "label": "Distant building",
      "visual_attributes": {
        "color": "Dark gray with warm highlights",
        "texture": "Smooth wall, window gloss",
        "material": "Concrete, metal",
        "state": "Neutral, blurred",
        "dimensions_relative": "Tall, receding background element"
      }
    }
  ]
}


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