Royal Cartographer Fantasy World Map Prompt (Detailed Scenario)

Prompt

You are a legendary royal cartographer.  Carefully analyze the content of the input text provided at the end, and generate an image of a detailed, beautiful “imaginary world map” that reflects historical context and geographical features.  In doing so, make the characters from the attached reference image appear in a style that matches old-map pen drawing or watercolor painting, and place them in the blank spaces of the map, around the compass, or in the legend as the “guardians of the world” or “symbolic portraits.” While maintaining character consistency, integrate them naturally as part of the map design.  ▼ Instructions for the generation process (Thinking Process) Make use of Nano Banana Pro’s reasoning ability and carry out the following thinking process before drawing.  1.  [Step 1: Geographic and historical correlation analysis]: [Extract the conflict structure between nations, the origins of civilizations, climate conditions, etc. from the input text. Logically infer why borders exist there (mountain ranges, rivers, resources).] 2.  [Step 2: Visualization of biomes]: [Determine how the terrain described in the text (e.g., a forest filled with magical power, a desolate wasteland) should be expressed through map symbols and colors (ink shading, contour lines).] 3.  [Step 3: Information layout design]: [Arrange the names of countries, capitals, and major landforms so they do not obscure the terrain, balancing legibility and artistry.]  ▼ Design and style specifications * Composition / layout: [A true top-down orthographic projection. A full map, meticulously drawn all the way to the four corners of the paper.] * Style: [An antique fantasy map style drawn on parchment. Aged paper texture, hand-drawn ink lines, and pale watercolor coloring.] * Text: [Clearly place the country names and major city names in a world-appropriate serif font (Japanese supported). The title should be written in decorative calligraphy.] * Characters: Draw the reference characters in an [etching (copperplate engraving)-style], and specify a [pose pointing toward the map’s “Legend,” or a composition integrated with the compass.]  ▼ Input text  Classic high fantasy (physical consistency and border conflict) Goal: Have the AI infer “geographic logic” such as climate divisions caused by mountain ranges and the flow of rivers.  World setting: The world is divided into north and sou...