Stable Diffusionで高品質な美少女ができるプロンプト呪文集をまとめて紹介

2 Sept 202313:15

TLDRこのビデオでは、高品質の美少女画像を生成するためのプロンプトとネガティブプロンプトの呪文を紹介しています。安定性拡散を使用する初心者は、高品質の画像を生成するための呪文を知らない場合がありますが、このビデオでは、呪文を参照して高品質の画像を生成する方法を説明します。使用モデルは「any lora」で、Civitaiサイトからダウンロード可能です。プロンプトには「girl, upper body」を入力し、呪文を追加します。同じプロンプトで生成された画像でも品質が変わることがあるため、一度の試行で別の呪文に変えるのではなく、何度か画像を生成してから変更することをお勧めします。


  • 🎨 Start with the basic prompt 'girl, upper body' and then add spells to generate high-quality images.
  • 🔍 Use the 'masterpiece' spell to improve the overall quality of the image, including style, hair, and eyes.
  • ➕ Combine 'masterpiece' with 'best quality' for an even higher quality image.
  • 🔍 Experiment with 'ultra quality' in combination with 'masterpiece' to potentially enhance image quality.
  • 👗 Use 'detailed' or 'all detailed' spells for more intricate clothing details.
  • 👀 'High resolution' and 'hires' can add highlights to the eyes, making them more lively.
  • 📱 The '4k' and '8k' spells can improve image quality when combined with 'masterpiece'.
  • 🎮 'Playstation5' and 'unreal engine 5' spells can produce high-quality, game-like character images.
  • 🌟 'Photo realistic' is ideal for creating images that look more like real-life than anime style.
  • ⚠️ Be cautious with using too many spells at once as it may lead to a decrease in quality.
  • 📝 For specific improvements, use targeted spells like 'detailed eyes' or 'detailed face' in the prompt.

Q & A

  • What is the recommended starting point for beginners to create high-quality images using stable diffusion?

    -Beginners can start with the prompt 'girl, upper body' and then add various spells to enhance the quality of the generated images.

  • What is the significance of the 'masterpiece' spell in generating high-quality images?

    -The 'masterpiece' spell significantly improves the overall style, hair, eyes, and other aspects of the generated image, making it a must-have spell for high-quality outputs.

  • How does the 'best quality' spell compare to the 'masterpiece' spell in terms of image quality?

    -The 'best quality' spell is considered to be slightly lower in quality compared to 'masterpiece', but when combined with it, the quality increases more effectively than using 'masterpiece' alone.

  • What is the role of the 'detailed' spell when generating images?

    -The 'detailed' spell, when combined with the 'masterpiece' spell, greatly enhances the quality of the image, particularly in terms of the details on the clothes and other elements.

  • How does the '8k' spell affect the quality of generated images?

    -The '8k' spell tends to produce higher quality images than the '4k' spell, making it a recommended choice for those seeking high-resolution outputs.

  • What is the 'unreal engine 5' spell and how does it impact the image generation process?

    -The 'unreal engine 5' spell, when used in the prompt, generates images with surprisingly high quality, often resembling 3D game characters. It is recommended to use it in combination with the 'illustration' spell for better results.

  • What are some recommended spells to include in the negative prompt to improve image quality?

    -Highly recommended spells for the negative prompt include 'EasyNegative', 'worst quality', 'low quality', 'normal quality', 'bad hands', 'missing hands', 'bad fingers', and 'missing fingers'. These can help to omit low-quality elements and improve the overall image quality.

  • How can the use of VAE (Variational Autoencoder) improve the quality of generated images?

    -Using VAE can brighten the whole image and correct the highlights of the eyes and other parts, thus improving the overall quality of the generated image.

  • What is the recommended 'sampling method' for generating high-quality images?

    -For high-quality image generation, it is recommended to use a sampler with 'karras' at the end of its name, as it helps to produce better quality images.

  • How does changing the image size setting affect the quality of generated images?

    -Increasing the image size to 1024 or more on one side and using 'hires.fix' can dramatically improve the quality, making it harder for elements like eyes to collapse, even with the same prompt content.

  • What is the recommended approach when using multiple quality-enhancing spells in the prompt?

    -It is advised to narrow down the spells to a maximum of three that affect overall quality, such as 'masterpiece, best quality', to avoid a decrease in image quality that can result from overloading the prompt with too many spells.

  • How can referring to the prompt content from the Civitai site help in generating high-quality images?

    -Referring to the prompt content from the Civitai site can provide a reference on how to generate quality images, saving time by understanding which spells to enter for the desired outcome.



🎨 Techniques for Generating High-Quality Images

This paragraph introduces various prompts and negative prompts to generate high-quality images of beautiful girls using stable diffusion models. It emphasizes starting with 'girl, upper body' and then adding specific spells to enhance the image quality. The video recommends using 'masterpiece' for overall quality improvement and suggests combining it with 'best quality' for better results. It also discusses the use of 'detailed', 'ultra detailed', and 'extremely detailed' to enhance specific parts like clothing and hair. The paragraph further explores the effects of 'high resolution', '4k', '8k', and 'unreal engine 5' spells. It concludes with the suggestion to limit the number of quality-affecting spells to three and to use corrective spells for specific imperfections.


🖼️ Enhancing Image Quality with Specific Spells and Techniques

The second paragraph delves into additional spells like 'photo realistic' for a live-action appearance and 'unreal engine 5' for 3D game character-like images. It advises on the selection of spells, suggesting 'detailed' or 'ultra detailed' for high-quality results. The paragraph also addresses common issues like broken eyes or elongated body parts and recommends using corrective spells in the negative prompt to fix them. It introduces 'EasyNegative' as a highly effective negative prompt to improve overall image quality. The use of VAE (Variational Autoencoder) is also mentioned as a method to brighten and correct image details. The paragraph concludes with a note on the importance of the sampling method and image size settings for achieving high-quality results.


📚 Best Practices for High-Quality Image Generation

The final paragraph summarizes the best practices for generating high-quality images. It reiterates the importance of using a combination of 'master piece', 'best quality', and 'detailed' spells in the prompt. The paragraph warns against using too many spells, which may decrease image quality, and advises to limit the use of overall quality-affecting spells to three. It also recommends adding negative prompts to exclude low-quality elements. The video suggests referring to the prompt content from the Civitai site for guidance and emphasizes the trade-off between image generation time and quality. It concludes with a call to action for viewers to subscribe to the channel for more informative content on generation AI.



💡Stable Diffusion

Stable Diffusion is a term referring to a type of artificial intelligence model used for generating images from textual descriptions. In the context of the video, it is the primary tool discussed for creating high-quality images of beautiful girls. The video provides tips on how to use this technology effectively to enhance the quality of the generated images.


A prompt in the context of AI image generation is the textual input or 'spell' that guides the AI to create a specific image. The video emphasizes the importance of choosing the right prompt to direct the Stable Diffusion model towards generating high-quality images that meet the user's expectations.


In the video, 'Masterpiece' is a recommended 'spell' or prompt enhancement used to significantly improve the overall quality of the generated image. It is described as a must-have spell for generating high-quality images with minimal discomfort, suggesting that it can elevate the style, hair, eyes, and other aspects of the image to a more refined level.

💡Best Quality

'Best Quality' is another spell mentioned in the video that, while considered to be of slightly lower quality than 'Masterpiece', can be effectively combined with it to further enhance the image quality. It is part of the strategy for generating images with even higher resolution and detail.


The 'Detailed' spell is highlighted as a highly recommended addition to the prompt, especially when combined with 'Masterpiece'. It is used to increase the level of detail in the generated image, making the decorations on clothes, for example, more intricate and lifelike.

💡High Resolution

High Resolution refers to the quality of the generated image in terms of its sharpness and clarity. The video suggests using the 'High Resolution' spell to bring out highlights in the eyes, contributing to a more lively and realistic appearance of the generated characters.

💡Photo Realistic

The 'Photo Realistic' spell is recommended for users who aim to create images of beautiful girls that resemble real-life photographs rather than anime or cartoon styles. It is a way to generate images with a more natural and authentic look, as opposed to a stylized or artistic one.

💡Unreal Engine

Unreal Engine, particularly Unreal Engine 5, is mentioned as a spell that can be used in the prompt to generate images with surprisingly high quality. It tends to produce images that have the appearance of 3D game characters, offering a different aesthetic compared to other spells.

💡Negative Prompt

A negative prompt is a directive used to exclude certain elements or qualities from the generated image. In the video, it is suggested to use negative prompts like 'EasyNegative' to omit low-quality aspects and improve the overall image quality. It is a strategic way to correct specific parts of the image that may not render well.


VAE, or Variational Autoencoder, is a technique mentioned in the video that can be used to enhance the quality of generated images. By using VAE, the video suggests that one can brighten the entire image and correct highlights in parts like the eyes, leading to an overall improvement in image quality.

💡Sampling Method

The sampling method refers to the algorithm used to generate the image from the AI model. The video recommends changing the default 'euler a' sampling method to a 'karras' sampler, which is believed to help in generating higher quality images. It is a technical aspect of the image generation process that can affect the final output.


Beginners can start with stable diffusion to create high-quality images.

Using the 'masterpiece' spell can greatly improve the overall quality of the image.

Combining 'masterpiece' with 'best quality' enhances the image quality further.

The 'detailed' spell, when combined with 'masterpiece', significantly increases image quality.

The 'all detailed' spell changes the details of the clothes for more information.

The 'ultra detailed' spell produces quality similar to 'detailed' and is worth trying.

The 'extremely detailed' spell generates more flashy clothes for a decorative look.

'extremely detailed cg unity 8k wallpaper' offers less detail but an overall good look.

The 'intricate details' spell is ideal for creating illustrations with realistic hair.

Adding 'high resolution' to the prompt brings out highlights in the eyes for a lively look.

The '4k' spell improves when combined with 'master piece', enhancing the overall quality.

The '8k' spell generally produces higher quality images than '4k'.

The 'playstation5' spell offers very high quality and adds unique elements like game machines.

Using 'unreal engine 5' in the prompt generates images resembling 3D game characters.

The 'photo realistic' spell is recommended for creating a live-action look over an anime style.

Adding 'detailed' or 'ultra detailed' to the 'master piece' spell improves quality in anylora models.

Using corrective spells in the negative prompt can fix issues with specific body parts.

The 'EasyNegative' spell significantly improves the overall quality when used in the negative prompt.

Including 'worst quality, low quality, normal quality' in the negative prompt enhances image quality.

Using VAE can brighten the image and correct highlights for better quality.

Changing the sampling method to one ending with 'karras' can improve image quality.

Increasing the image size to 1024 or more and using 'hires.fix' dramatically improves quality.

Referencing prompt content from the Civitai site can help in generating high-quality images.

For high-quality generation, combine 'master piece', 'best quality', and 'detailed' in the prompt.

Limiting the number of quality affecting spells to a maximum of 3 is recommended for better results.