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About the sui (isekai ojisan) tag
sui (isekai ojisan) is a character tag that NovelAI Diffusion can use. On Danbooru it has 221 posts, and its best-rated still image scores 2,015. The samples above put the tag at the front of a fixed base prompt with seed 1234, so the differences between tags come from the tag alone.
How each model draws sui (isekai ojisan)
Follows composition and expression instructions closely, so the effect shows in a tidy form.
Reacts to the tag more strongly, so its effect is easier to see.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing sui (isekai ojisan) in a prompt
Put the subject first, then this tag, then quality tags.
sui (isekai ojisan), solo, best quality, masterpiecewlop, sui (isekai ojisan), soloThe negative prompt and the full settings are on the terms page.
How these samples were made
Every image uses 832×1216, seed 1234, 23 steps and the k_euler_ancestral sampler. The base prompt and negative prompt stay the same for every tag, and only the tag under test changes. Images flagged by the NSFW check are regenerated with a new seed or hidden.
From the Danbooru wiki
Sui, from the manga and anime series Isekai Ojisan. Her real name is Suzailgiererzegalnelvzegilreagranzelga Elga, but due to it being completely unpronounceable she's called either Sui or "Tsundere Elf".
She is a tsundere elf who has long blonde hair, green eyes, and medium breasts. She is in love with Shibazaki Yousuke. Shibazaki sometimes genderswaps as her.
She is voiced by Tomatsu Haruka.
FAQ
Does NovelAI recognize sui (isekai ojisan)?
Compare the samples on this page. Every tag on this site shares the same seed and base prompt, so any change you see comes from sui (isekai ojisan).
How do I write sui (isekai ojisan) in a prompt?
Write "sui (isekai ojisan)" near the front of the prompt and separate it from other tags with commas.
Should I use V5 or V4.5?
V4.5 shows the tag's effect more strongly. V5 gives steadier images with fewer artifacts.