Retro Town Magazine Cover Illustration AI Image Prompt

[Magazine Info]
- Magazine Name: Town's Margin
- Feature Theme: Feature: Showa Reminiscence, Walking Changing Street Corners
- Issue Number: Inaugural Issue

[Quality, Effects, and Composition]
- Style: Gentle touch illustration depicting retro Japanese streetscapes and lifestyles (in the style of 'OZ magazine' or local PR magazines).
- Subject: A corner of a nostalgic shopping street with Showa retro vibes, an old coffee shop, people walking in back alleys, or a cat standing still.
- Colors and Tone: Warm pastel colors or the texture of slightly faded ink. Gentle hand-drawn style textures.
- Typography (for GPT-image / Nano Banana Pro): The magazine logo "Town's Margin" is placed largely at the top in warm, hand-drawn style letters, while "Feature: Showa Reminiscence, Walking Changing Street Corners" and "Inaugural Issue" are cleanly laid out in the center or at the bottom.

[Strict Layout and Output Constraints (Required)]
- Output the finished flat 2D design itself, filling the entire canvas. Scene elements inside the design (walls, rooms, shadows) described above are allowed. Absolutely NO photo-of-a-poster mockups: no picture frames, no poster-on-wall or poster-on-desk shots, no perspective warp or drop shadow around the artwork's edges.

- Aspect Ratio: --ar 3:4