[Free Download] Vertical Background Illustration: UFO Floating in the Sky — Free to Use (Commercial OK) for copainter Users

We’re distributing a free vertical (9:16) background illustration set of UFOs floating in the sky. These tall-format assets are convenient for smartphone-oriented works. There are also time-of-day variation illustrations, which makes them very handy. Please use them for Webtoons / games / manga, as well as other uses including advertisements. Commercial use is allowed and free of charge; tracing and edits/additions are permitted.
Please save and use the images posted on this page as they are. Please check the license at the end of the text.

■ File Overview

• File format: PNG (non-transparent)
• Aspect ratio: Vertical (for smartphone viewing)
• Resolution: 768 px (W) × 1344 px (H)
• Download: Please save each image below as is and use it (※ No ZIP bundle is provided)

■ Manga/Anime Background Illustrations of UFOs Floating in the Sky (Downloadable)

UFO flying over a blue-sky city | Mt. Fuji and riverside high-rise district background

A refreshing sci-fi city background where a UFO floats above a clear blue sky, Mt. Fuji, and a cluster of riverside skyscrapers.

UFO invasion scene dyed by sunset | City background with a Mt. Fuji view

A dramatic twilight scene where a UFO drifts above a cityscape tinted orange by the sunset, with Mt. Fuji’s silhouette in the distance.

UFO floating in a starry sky and a night-view city | Mt. Fuji night-view background

A night-view background where a UFO hovers while overlooking a sparkling starry sky, illuminated buildings, and distant Mt. Fuji.

A huge city and a UFO from an aerial perspective | Expressways and skyscraper clusters

A bright daytime aerial background where a UFO floats above a megacity lined with intricately intersecting expressways and skyscrapers.

UFO above a megapolis at dusk | Orange-tone city background

A cinematic sunset background where a UFO lingers while looking down on a super-high-rise district and expressways bathed in evening light.

UFO beam lighting up a night city | Aerial night view and sci-fi beam

A night-view background where a UFO floating above dense buildings and expressways shines a searchlight-like beam under the starry sky.

Blue-sky scene of a suburban city and a UFO | Refreshing background with a tower

A refreshing daytime landscape background where a UFO quietly flies over a green suburban city, with a communications tower rising in the distance.

Magic-hour UFO flight | Evening view featuring a tower and expressways

A twilight background where a UFO floats under a purple-and-orange gradient sky, overlooking the city’s tower and moving cars.

UFO blending into a starry sky and a tower night view | Quiet suburban city background

A quiet suburban night-scene background where a UFO floats as if watching over a brightly lit tower beneath a sky full of stars.

Near-future city with a ferris wheel and a UFO | Loop overpasses and building clusters

A refreshing daytime sci-fi city background where a UFO appears above a near-future city surrounded by a giant ferris wheel and circular elevated roads.

Ferris-wheel city at sunset and a UFO | Pink twilight background

A romantic twilight city background where a UFO drifts above ferris wheels and skyscrapers under a pink-and-orange sunset sky.

Ferris-wheel city sparkling under a starry sky and a UFO | Night-scene background

A glamorous night-view background where a UFO floats while overlooking a sky full of stars and a brightly lit ferris wheel and skyscraper district.

UFO crossing over a summer sky and a rural village | Japanese countryside scenery

A peaceful Japanese countryside daytime background where a UFO crosses above mountain hamlets and rice paddies wrapped in blue sky and white clouds.

Rural village at dusk and a UFO | Orange-tone satoyama background

A nostalgic satoyama evening background where a UFO flies over sunset-tinted mountain ridges and rice paddies turning golden.

Quiet UFO above a star-filled rural village | Mysterious night-sky background

A quiet and mysterious rural night background where a UFO floats above a village lit only by starlight and scattered house lights.

Straight rice-field road and a UFO | Summer satoyama straight road

A refreshing summer satoyama background where a UFO flies over a straight farm road and lush green rice fields.

Twilight rice-field road and a UFO | Magic-hour countryside

A twilight rural background where a UFO glides over a straight road and ripening rice paddies under a sky shifting from purple to orange.

UFO floating over a starry countryside with a straight road | Night-field background

A serious night-field background where a UFO stands still above quiet rice paddies and a straight road beneath a sky full of stars.

Golden wheat fields and a near-future UFO | Summer sky with countryside and city in view

A high-contrast summer-sky background where a UFO flies above golden wheat fields and old houses, with a city skyline spreading out beyond.

Wheat fields dyed by the setting sun and a UFO | City-line sunset background

A dramatic sunset scene where a UFO floats against golden wheat fields lit by the setting sun and a distant city skyline.

UFO flying above a wheat-field village under a starry sky | Night-field background

A night field background where a UFO emits a blue glow while floating above quiet wheat fields, backed by a sky full of stars and distant city lights.

UFO crossing a summer sky and golden wheat fields | Blue-sky country background

A refreshing rural daytime background where a UFO glides above golden wheat fields beneath a clear blue sky and mountain ranges.

Wheat fields dyed by sunset and a UFO | Magic-hour farmland

A twilight farmland background where a UFO flies over reddish wheat fields under a dramatic sky blending purple and orange.

UFO floating over star-falling wheat fields | Dark-tone night sky

A mysterious night-scene background where a UFO wrapped in blue light floats amid a dark wheat field under a vast starry sky.

UFO above a blue sky and a vast forest | Sci-fi background over the forest

A daytime fantasy background where a UFO leisurely flies above a wide expanse of deep-green forest under a refreshing blue sky.

Forest wrapped in sunset and a UFO | Orange-tone canopy background

A nostalgic evening background where a UFO flies above a forest that looks autumn-colored under a warm orange-and-pink sky.

UFO shining a searchlight over a night forest | Search-scene background

A tense night background where a UFO shines a blue searchlight onto the forest under the starry sky—ideal for secret searches or abduction scenes.

UFO and a forest surrounded by blue sky and mountain ranges | Refreshing forest

A bright daytime forest background where a UFO with colorful blinking lights flies while overlooking a vast forest and distant mountain ranges.

UFO circling above a forest at twilight | Sunset forest

A romantic sunset background where a UFO circles above a forest under a twilight sky shifting from purple to orange, with warm-toned trees.

UFO overlooking a starry sky and quiet mountain woods | Night forest

A calm night forest background where a UFO quietly hovers above deep woods and gentle mountain ridges, with stars twinkling overhead.

Using These Assets with copainter

Mass-generate variations with the AI Assistant

Load these images as references in copainter to easily create variations such as time-of-day changes (morning/evening/night), sky swaps, or added props.

Upscale to 4000px+

Use the Upscaling AI to increase resolution to sizes suitable for most projects.
https://www.copainter.ai/en/upscaling

Convert to manga backgrounds with Inking AI

Load images into Inking AI to simplify lines for manga-friendly backgrounds. Choose pen styles to add originality.
https://www.copainter.ai/en/inking

Change aspect ratios with the AI Assistant

If you love the illustration but need a different aspect ratio, ask the AI Assistant to adjust it seamlessly.

Terms of Use (License)

• Eligible users: copainter subscribers
• Usage scope: Free and commercial use allowed only within works created using copainter
• Modifications: Allowed (cropping, repainting, color changes, vectorization, etc.)
• Credit: Not required
• Prohibited: Redistribution or resale of the assets, claiming authorship, or commercial use outside copainter
• Disclaimer: The provider assumes no responsibility for damages arising from use of these materials

Using These Assets in copainter

Create Variations with the AI Assistant
Download the images and import them into copainter as reference images. You can easily change the time of day (morning / evening / night), replace skies, or add props.

Upscale Beyond 4000 px with the Upscaling AI
Increase resolution to sizes suitable for most projects using the Upscaling AI.
https://www.copainter.ai/en/upscaling

Convert to Manga-Ready Backgrounds with the Inking AI
Use the Inking AI to simplify lines and create manga-friendly backgrounds. Adjust pen styles to add originality.
https://www.copainter.ai/en/inking

Adjust Aspect Ratio with the AI Assistant
If the illustration doesn’t match your required aspect ratio, you can instruct the AI Assistant to resize it.

License Terms

• Eligible users: copainter subscribers
• Permitted use: Free and commercial use allowed only for works created using copainter
• Modifications: Allowed (cropping, redraws, color changes, vectorization, etc.)
• Credit: Not required
• Prohibited: Redistribution or sale of the assets themselves, claiming authorship, commercial use outside copainter
• Disclaimer: The provider assumes no responsibility for any damages resulting from use of these materials.

FAQ

Q. I want higher-resolution materials.
A. Use copainter’s Upscaling AI. You can upscale up to 4× in both width and height, making it suitable for commercial use.

Q. Can I use these outside copainter?
A. If you are a copainter subscriber and use them for works created using copainter, commercial use is allowed and free of charge. Edits using external services are also fine as long as the purpose is to use them in works created with copainter. As long as copainter is used for some part of the production process, it is allowed.

Q. Can I use these in commercial projects?
A. Yes, if the work is produced using copainter, commercial use is allowed. You do not need to create the entire work solely with copainter. Redistribution or resale of the assets themselves is not permitted.

Q. Are there other free pose collections?
A. Yes. Please refer to the following:
https://blog.copainter.ai/tag/assets-en/

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