About the hiyori sou tag
hiyori sou is a character tag that NovelAI Diffusion can use. On Danbooru it has 283 posts, and its best-rated still image scores 112. 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 hiyori sou
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 hiyori sou in a prompt
Put the subject first, then this tag, then quality tags.
hiyori sou, solo, best quality, masterpiecewlop, hiyori sou, 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
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A character in Kimi Ga Shine.
He has aqua eyes, short aqua hair and white or pale skin.
He typically wears a green beanie, a red polka dot scarf with a fringe trim, a blue or purple jacket with long sleeves, a yellow shirt, brown pants with a belt and brown shoes. He also has a key necklace, though it is typically hidden under his scarf.
[spoilers]His real name is Tsukimi Shin. The name he uses as an alias in the death game originally belonged to Midori.[/spoilers]
FAQ
Does NovelAI recognize hiyori sou?
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 hiyori sou.
How do I write hiyori sou in a prompt?
Write "hiyori sou" 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.