Top 8 Short OsaSuna Fanfics
Ranked by AO3 kudos. Mid-length OsaSuna fics — 10,000–50,000 words.
Flame
by internetpistol (orphan_account)
In which Miya Osamu and Suna Rintarou are together for ten years and then break up. They are completely fine with it, until they are not fine with it.
Just as much
by Sapphirine (orphan_account)
Atsumu rushes out of the bathroom, almost face planting on the slippery tiles, and frantically dials his brother’s number. The moment his twin picks up, he says, “I think I have a crush on Omi-kun.” Atsumu can hear Samu rolling his eyes. “Congratulations on yer gay awakenin’,” he drawls sarcasticall
An Inconvenient Espionage
by DeathBelle
The Miya twins are the best agents Inarizaki has ever had.Unfortunately for them, Kita disagrees. Osamu and Atsumu have fucked up one too many times, and in an attempt to tame the Miya Chaos, Kita assigns them to different partners. Osamu has spent his entire life fighting with Atsumu, but somehow S
Nonlinear
by queerjab
Atsumu took in a deep breath, steeling himself for what was about to be a terrible conversation. He opened the door, meeting eyes with his furious brother.“Ya son of a bitch, I knew-“ Osamu cut himself off when he noticed the bruise on Atsumu’s cheek. His eyes trailed down, stopping at the finger-sh
as long as you're drunk
by sktsmnwn
"I was telling Shouyou about this article I read last weekend. It's all facts, they conducted a study,” Inunaki said, turning around and meeting Atsumu’s eyes in the mirror. “It says you can’t sleep with someone multiple times without catching feelings. It even says if you sleep with one person five
The Loss We Learned
by DeathBelle
When Suna and Osamu broke up, it wasn’t on good terms. The end was bitter, and Suna has tried his best to forget about the breakup - and about Osamu - over the past five years. He’s done well, for the most part. He rarely thinks about Osamu anymore and he’s had a successful life without him. Suna do
Terms of Endearment
by Novocaine (NovocaineSugar)
KenmaYa’ll are wildAkaashiOh shush KenmaYou and Kuroo aren’t exactly saints eitherMr. breeding kinkShrimpyI—I’m with Kenma rn and he just dropped his controllerAnd now he’s blushingAnd he smells hornyKenmaShoyo stfuShirabuThis chat went from 0-100 real quick-The omegas create a group chat where they
In the End, it's a Love Story
by MeikoAtsushi
It’s one thing to have a mysophobic teammate.It’s another to have a mysophobic teammate with a terrible personality.And it’s something completely else to have a teammate who can read minds.Miya Atsumu experiences this first-hand.Alternatively:Atsumu knew something was strange when Sakusa agreed to s
Find More Short OsaSuna Fics on AO3
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Why Read Short OsaSuna Fics?
Novella-length OsaSuna fics — roughly 10,000 to 50,000 words — let writers fully develop a single AU, trope, or relationship beat without sprawling. Plenty of time for setup, payoff, and a satisfying ending; not so much time that you're juggling fifty bookmarks.
Great for trying a new author or testing whether you'll enjoy a sub-genre before diving into something longer.
About This List
This list of 8short OsaSuna fanfics spans 218,076 total words. Kudos range from 4,428 on the newest entries to 8,913 on the most established. Nearly all (88%) are complete, so you can start any of them without WIP anxiety. The most common rating is Explicit (3 of 8 fics).
Recurring tags across this list: Angst with a Happy Ending · Getting Together.
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