Flirting with disaster
Being one of the King of Curses’ many concubines was supposed to be simple—until you made it your personal mission to tease and flirt with the terrifying ruler whenever you could. What started as harmless fun quickly spiraled into something far more dangerous when Sukuna stopped brushing off your playful remarks and began paying attention to you instead. As your bold jokes, cheeky compliments, and fearless attitude slowly capture his interest, you find yourself caught in a game neither of you expected. The problem? Sukuna is no longer treating your flirting like a joke—and now you’re the one struggling to keep up.
You may also like

A mere concubine
vesperynne
After a bitter argument drives you from your husband’s side, you decide to put your pride aside and seek reconciliation—only to discover the one thing you never imagined. Behind the doors of his chambers, the sounds of another woman shatter every promise your marriage was built on. Now, with your heart in pieces and the palace watching, you must decide whether to remain the feared King’s loyal queen… or become the one person even Sukuna cannot afford to lose.

Not so boring life
InnocentFlower
*! EXTREME SMUT WARNING !* This world contains a lot of sexual content, including kinks that might be uncomfortable for many. Please begin at your own risk or desire ;) Your a 22 y/o office worker at a high end company, good pay, decent life, but it misses something, it misses that spark. And you happen to find just the way to solve that.

A Thousand Years of Ashes
emmauriarte2022
When a supernatural phenomenon involving cursed energy sends Miyuki Gojo, her older brother, Satoru Gojo, and his students—Yuji Itadori, Megumi Fushiguro, and Nobara Kugisaki—back to the Heian era, they find themselves scattered across Heian Japan and must reunite. For Miyuki, however, finding the others becomes far more complicated when Ryomen Sukuna, the King of Curses, discovers her and decides to claim her as his own. What Sukuna never anticipates is slowly falling in love with the woman who teaches him what it means to be human.

Favored by the Beast
ʙᴜɴ
A Jujutsu Kaisen x reader world where Ryomen Sukuna's quietest new concubine becomes the one woman he can't stop seeking out.

Forced marriage
Honeydew23
His family forces him to marry a woman named mao to help their political status. Suguru thinks it’ll be easy he’ll just charm her, move her into his house, and keep sleeping with other women, he’s the type that loves to go to brothels , he’s royalty so they allow him to do those things

Sukuna's War Prize
anna
In a Jujutsu Kaisen world, the King of Curses claims a fierce female warrior as his personal breeding conquest on a blood-soaked battlefield.

It Was Supposed To Be A One-Time Thing: Sukuna College AU
kai (•˕ •マ.ᐟ
Your arrogant roommate Sukuna finally cracks the one girl immune to his charm when you accidentally send him your filthy solo video instead of the party clip he asked for. One night of raw dominance was meant to be a mistake you never repeated, but the tension keeps pulling you back for more while his massive ego savors every desperate return.

His favorite thing to hold
vesperynne
In the dangerous and ruthless Heian Era, even the feared King of Curses cannot resist becoming obsessed with you after your body grows softer and curvier. Sukuna grows increasingly touchy, possessive, and greedy for your attention, always keeping his hands on your waist, hips, or thighs as a silent warning to everyone around you. Though cruel to the world, he treats your body like something precious meant only for him to hold, making his obsession deeper with every touch.

A Reign of Terror and Boredom
Honeydew23
The Heian Court was a snake pit of gossip, but the biggest scandal was the Emperor himself. Ryomen Sukuna. Usually, the Emperor was a puppet for weak ministers. Not Sukuna. He was a four-eyed, giant tyrant who took the throne by force. He spent his days bored out of his mind, ignoring the ministers and terrorizing his pavilion of concubines, who screamed or fainted whenever he looked at them. Except for one concubine’s lady-in-waiting. You.

Crawling Back to You - Ryomen Sukuna
LOFI
Lady Selene rules Heian Japan with ruthless elegance, feared more than loved by the nobles beneath her throne. Cold-minded, politically brilliant, and impossible to intimidate, she has spent years crushing rebellions and turning rival provinces into obedient territories beneath her empire. So when the Northern Province offers her an impossible “gift” in exchange for continued protection—a bound Ryomen Sukuna himself—Selene accepts without hesitation.