【無敗詠天&米之ラン】星見上げる二人の夜明け

無敗詠天と米之ランが夜明けの星空を見上げる、穏やかで美しい瞬間。二人の視線の先には希望が広がるようです。
📥 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": "Two anime-style girls standing in a grassy field at dusk/dawn, gazing upward. Mist or low fog hugs the ground; treeline silhouettes recede into a colorful sky with stars beginning to appear. Soft lens flares and light streaks cross the frame, creating a serene, contemplative mood.",
    "time_of_day": "Dusk or dawn (transition light)",
    "weather_atmosphere": "Clear with low ground mist",
    "lighting": {
      "source": "Mixed (sunset/sunrise + ambient sky)",
      "direction": "Back/side-lit (light from right/rear)",
      "quality": "Soft/diffused",
      "color_temp": "Neutral-warm (pink/blue gradient)"
    }
  },
  "color_palette": {
    "dominant_hex_estimates": ["#0E2A55","#F2C9D6","#91C6E6"],
    "accent_colors": ["gold","mint green"],
    "contrast_level": "Medium"
  },
  "composition": {
    "camera_angle": "Eye-level/slightly low",
    "framing": "Medium-shot (waist-up of characters) with wide background",
    "depth_of_field": "Deep (foreground and background readable, slight softening in distance)",
    "focal_point": "Right-side dark-haired girl (foreground) then white-haired girl"
  },
  "objects": [
    {
      "id": "obj_001",
      "label": "Dark-haired girl",
      "category": "Person",
      "location": "Right-center",
      "prominence": "Foreground",
      "visual_attributes": {
        "color": "dark brown/black hair, amber eyes, yellow/red jacket, green hoodie lining",
        "texture": "smooth cell-shaded hair, soft fabric clothing",
        "material": "fabric, skin, small metal crown accessory",
        "state": "clean/new",
        "dimensions_relative": "Large (primary subject)"
      },
      "micro_details": [
        "high ponytail with loose strand curl",
        "small gold crown hairpin on left side",
        "subtle rim light on hair",
        "shirt text partially visible ('MUS' or similar)"
      ],
      "pose_or_orientation": "Standing, head tilted upward/right, three-quarter profile",
      "text_content": null
    },
    {
      "id": "obj_002",
      "label": "White-haired girl",
      "category": "Person",
      "location": "Left of center, slightly behind",
      "prominence": "Foreground-secondary",
      "visual_attributes": {
        "color": "white/silver hair, green eyes, mint-green hoodie accents, white jacket",
        "texture": "soft hair, smooth fabric",
        "material": "fabric, skin",
        "state": "clean/new",
        "dimensions_relative": "Medium (secondary subject)"
      },
      "micro_details": [
        "short bob haircut with green hair clip (x-shaped)",
        "four-leaf clover emblem on hoodie",
        "soft catchlight in eyes"
      ],
      "pose_or_orientation": "Standing, facing similar direction as obj_001, slight three-quarter",
      "text_content": null
    },
    {
      "id": "obj_003",
      "label": "Field and vegetation",
      "category": "Nature",
      "location": "Bottom and sides",
      "prominence": "Foreground-background",
      "visual_attributes": {
        "color": "dark green, muted grasses",
        "texture": "tall grass blades, misted softness",
        "material": "plant",
        "state": "damp/misty",
        "dimensions_relative": "Wide (environment)"
      },
      "micro_details": [
        "visible dew/mist patches",
        "soft lens flare near lower left"
      ],
      "pose_or_orientation": null,
      "text_content": null
    },
    {
      "id": "obj_004",
      "label": "Sky and clouds",
      "category": "Environment",
      "location": "Top-half",
      "prominence": "Background",
      "visual_attributes": {
        "color": "deep navy to pastel pink/blue gradient",
        "texture": "smooth gradient with faint stars and wispy clouds",
        "material": null,
        "state": "clear transitioning",
        "dimensions_relative": "Large (background)"
      },
      "micro_details": [
        "faint stars visible in upper-left",
        "soft cloud bands and color gradient"
      ],
      "pose_or_orientation": null,
      "text_content": null
    }
  ],
  "text_ocr": {
    "present": true,
    "content": [
      {
        "text": "MUS (partial)",
        "location": "T-shirt of dark-haired girl",
        "font_style": "Sans-serif bold",
        "legibility": "Partially obscured"
      }
    ]
  },
  "semantic_relationships": [
    "obj_001 and obj_002 are standing side-by-side looking upward",
    "obj_003 (grass/mist) surrounds subjects and partially obscures ground",
    "light source from right/back casts rim light on obj_001 and obj_002",
    "lens flare overlaps obj_003 and lower-left sky"
  ]
}

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 GirlA
image2 is GirlB

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": "Two anime-style girls (Duo: Dark-haired & White-haired)",
    "visual_attributes": {
      "color": "Contrast: Dark brown/Black hair vs White/Silver hair",
      "texture": "Smooth cell-shaded hair, soft fabric clothing",
      "material": "Fabric jackets/hoodies, metal crown accessory",
      "state": "Clean, casual adventure attire",
      "dimensions_relative": "Standard anime proportions"
    },
    "design_details": [
      "Girl A (Right): High ponytail with loose curl, small gold crown hairpin, yellow/red jacket with green hoodie lining",
      "Girl B (Left): Short bob haircut, green X-shaped hairpin, white hoodie with mint-green accents and four-leaf clover emblem",
      "Style: High-quality anime illustration"
    ]
  }
}

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": "Standing side-by-side, gazing upward to the right in three-quarter profile",
    "expression_details": [
      "Serene and contemplative expressions",
      "Soft gaze directed toward the sky",
      "Heads tilted slightly upward",
      "Static standing pose evoking calmness"
    ]
  }
}

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": "Grassy field at dusk/dawn with low ground mist and a starry gradient sky",
    "time_of_day": "Dusk/Dawn (Transition light)",
    "lighting": {
      "source": "Sunset/Sunrise + Ambient Sky",
      "direction": "Back/side-lit (from right/rear)",
      "quality": "Soft, diffused, atmospheric rim lighting",
      "color_temp": "Neutral-warm (Pink/Blue gradient)"
    }
  },
  "composition": {
    "camera_angle": "Eye-level to slightly low",
    "framing": "Medium-shot (waist-up)",
    "depth_of_field": "Deep (foreground sharp, background slightly softened)"
  },
  "environment_objects": [
    {
      "label": "Sky",
      "visual_attributes": {
        "color": "Deep navy to pastel pink/blue gradient",
        "texture": "Smooth gradient",
        "material": "Atmosphere",
        "state": "Stars beginning to appear, wispy clouds",
        "dimensions_relative": "Upper background"
      }
    },
    {
      "label": "Field and Vegetation",
      "visual_attributes": {
        "color": "Dark green, muted tones",
        "texture": "Tall grass blades",
        "material": "Organic/Plant",
        "state": "Misty/Damp",
        "dimensions_relative": "Lower foreground/background"
      }
    },
    {
      "label": "Atmospheric Effects",
      "visual_attributes": {
        "color": "White/Gold light",
        "texture": "Lens flares, light streaks",
        "material": "Light",
        "state": "Soft overlay",
        "dimensions_relative": "Crossing frame"
      }
    }
  ]
}


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