mitsumonoAI

nano-banana

An advanced image generation tool that merges your own image assets with AI to bring your ideal visuals to life. Its standout feature is the ability to generate images not only from text prompts but also by incorporating up to 10 of your own images as reference material. This allows you to produce high-quality images that maintain specific characters, compositions, or color schemes while freely customizing styles and moods.

mitsumonoAI2026-01-21

Enter the required information in the designated fields or upload your images, then click the "Generate Image" button.

Item

Description

Image Generation Prompt

Enter a concrete description of the image you wish to create. By describing the subject, actions, and background in detail, the AI can more accurately interpret your intent.

Resolution

Select the size and aspect ratio for the output image. You can set the optimal balance according to your specific needs.

Image Style

Specify the overall artistic touch, such as "Photo," "Illustration," or "Anime." Your choice of style will significantly influence the final look and feel.

Image Mood

Set the overall atmosphere or emotional tone. Choose a mood that fits the impression you want to convey, such as "Bright" or "Calm."

Filter Style

Apply color correction or special effects. Use this to produce specific lens effects or artistic atmospheres like "Cinematic" or "Natural Colors."

Image to use

You can upload up to 10 of your own images. The AI can generate visuals based on the characteristics (shape, color, style, etc.) of these uploaded files.

  1. Inputting the Concept and Preparing Images

    Enter your text into the "Image Prompt" field, upload any reference images (up to 10) as needed, and configure the various settings.

  2. AI-Powered Generation

    The AI analyzes your input and the uploaded image data to generate and display the most suitable image based on that combination.

  3. Refinement and Re-generation

    You can continuously fine-tune the results until you are satisfied by providing additional natural language instructions, such as "Emphasize this part a bit more" or "Change the background color."

By selecting the appropriate settings for each category, you can control the expression and atmosphere of the images generated by the AI.

Select the ratio of width to height for the output image. Choose a setting that fits your desired composition or intended use.

Ratio (W:H)

Primary Applications

1:1

Square. Ideal for social media profile pictures or square POP displays.

2:3

Portrait. Standard vertical photo format; suitable for poster assets.

3:2

Landscape. Standard horizontal photo format; ideal for flyer photos.

3:4

Vertical (Flyer-optimized): Fits well on A4 or B5 paper used vertically.

4:3

Horizontal (Flyer-optimized): Fits well on A4/B5 paper used horizontally or for signage.

4:5

Tall Portrait. Used for in-store panels or portrait posts on social media.

5:4

Wide Landscape. For signage next to registers or stable layouts like certificates.

9:16

Slim Portrait. For full-screen smartphone displays or vertical digital signage.

16:9

Widescreen. For PC monitors, TV screens, and video thumbnails.

21:9

Ultra-wide. For panoramic photos or narrow website banners and headers.

Specify the overall rendering method or artistic touch to determine the visual impression.

Item

Visual Result / Effect

Photo

For realistic textures and lifelike lighting, similar to a real photograph.

Illustration

For a hand-drawn feel or a friendly, approachable design.

Anime

For the colors and character styles typical of animation works.

3D Model

For three-dimensional CG visuals or textures resembling action figures.

Digital Art

For intricate, imaginative artwork created digitally.

Line Art

For simple drawings consisting only of outlines without color.

Pixel Art

For images represented in a blocky, pixelated style.

No Preference

The AI automatically determines the most suitable style.

Set the underlying mood or emotional tone of the entire image.

Item

Intended Impression

Bright

For high-light environments that convey cleanliness or a positive outlook.

Positive

For a cheerful, hopeful, and high-energy atmosphere.

Calm

For a quiet, soft-toned, or dignified and heavy atmosphere.

Active

For dynamic depictions that convey movement and vitality.

Colorful

For a lively and vibrant impression using a wide range of colors.

Dark

For mysterious, serious, or solemn and heavy atmospheres.

Negative

For images conveying strong emotions like loneliness, anxiety, or sadness.

Black and White

For monochrome, classic, or artistic expressions.

No Preference

The AI sets the optimal mood based on your text input.

Apply professional visual effects, such as color correction or lighting enhancements, to the image.

Item

Visual Characteristics

Cinematic

For dramatic light and shadow, similar to a scene from a movie.

Natural Color

Minimizes processing for realistic, faithful color reproduction of the subject.

Cool Tone

Gives the image a bluish cool tone.

Warm Tone

Gives the image an orangey warm tone.

Neon

For glowing colors and vivid lighting, reminiscent of a city at night.

Abstract

For artistic, unique spatial aesthetics or abstract atmospheres.

Ambient

Emphasizes environmental lighting to evoke a specific mood.

Indoor

Recreates the specific lighting and atmosphere of indoor or enclosed spaces.

Highlight

Emphasizes bright areas to draw the viewer's eye to specific points.

No Preference

The AI automatically selects the most appropriate filter effect.