About the koyama hirokazu tag
koyama hirokazu is an artist tag that NovelAI Diffusion can use. On Danbooru it has 352 posts, and its best-rated still image scores 225. 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 koyama hirokazu
Follows pose and expression instructions closely. Good for clean standing portraits.
Picks up face shape, line and palette more strongly. Good when you want the style to lead.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing koyama hirokazu in a prompt
Put the artist tag near the front, then add the subject and quality tags.
koyama hirokazu, 1girl, solo, best quality, masterpiecekoyama hirokazu, hatsune miku, 1girlkoyama hirokazu, ktsis, 1girlThe mix example uses ktsis, the closest style on this site. The 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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Member of TYPE-MOON and main illustrator for Decoration Disorder Disconnection and Mahou Tsukai no Yoru. Often colors Takeuchi Takashi's artwork.
Works
** Sato Reika
** Fate/Grand Order *** Aozaki Aoko *** Kuonji Alice *** Lancelot (Berserker) *** Shizuki Soujuurou ** Fate/stay night *** Archer's bow *** Avalon *** Azoth Knife *** Caladbolg II *** Durandal *** Ea *** Excalibur *** Gae Bolg *** Gram *** Kanshou & Bakuya *** Nameless Axe-Sword *** Nameless Dagger *** Rule Breaker ** Fate/Zero *** Arondight *** Berserker (armor design) *** Gae Buidhe *** Gae Dearg *** God Bull *** Gordius Wheel *** Prelati's Spellbook *** Rider's sword ** Kirschtaria Wodime ** Mata Hari ** Medea lily ** Miyamoto Musashi ** Romulus ** Romulus-Quirinus ** Scathach
FAQ
Does NovelAI recognize koyama hirokazu?
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 koyama hirokazu.
How do I write koyama hirokazu in a prompt?
Write "koyama hirokazu" near the front of the prompt and separate it from other tags with commas.
Which artists draw in a similar style to koyama hirokazu?
ktsis, kamekoya sato, xiacheng tatsuya are the closest on this site, judged from the V4.5 samples.
Should I use V5 or V4.5?
V4.5 gives a stronger koyama hirokazu look. V5 gives steadier poses and fewer artifacts.


