Fuutarou and Ichika find themselves under the same kotatsu.

A series of shorts set between Fuutarou's confession and wedding: Nino addition.

Rule 63 of the internet: If it exists, there's a gender-bent version of it. Uesugi Fuuka is a pretty, and popular girl; top grades and suitors are a daily occurrence. Despite this, she eats alone at lunch every day. Until one day, a fateful encounter will shift her life upside down

The Nakano Sisters, though they're not the Nakano Quintuplets anymore.

What happens if Fuutarou recognized Rena's face? What happens if he thinks that Itsuki was his Rena? The smallest changes can have the biggest effects. Rated T just in case some handholding occurs.

Series of shorts set between Fuutarou's confession and marriage to Ichika

Fuutarou and the quints get transported to another world. The quints get elemental magic, and all Fuutarou gets is... no idea. What is [HM] supposed to mean? [Harem Master]?

What if Nino gave Fuutarou another type of medicine? What happens then? Caution: Nino's Medicine. And a sad Raiha...

A series of one shots set between Fuutarou's confession and wedding. This time with Miku.

Fuutarou accidentally mistakes another quintuplet for his bride. Not related to one of Tusk's works that has a similar premise. Also, heavy themes. Stay away if you don't like the sisters getting hurt.

A fluffy Yotsuba story, just because. What are you waiting for? Start reading!

After falling into a river on Christmas, Uesugi Fuutarou woke up dry, warm, and...in the middle of Summer? He set out to find the Nakano sisters acting differently as well as a their current tutor being a person he thought he'd never meet. "Raiha, Onii-chan has a feeling he's not in Tokai anymore."

Funny short stories about our protagonists having fun, enjoying each other's company. Rated T just in case someone calls Itsuki the F word.

A series of events between Fuutarou's confession and inevitable wedding to Yotsuba.

Fool me once, shame on you. Fool me twice, well, let's see if you can actually pull it off once more. Five brides are sent back to a war they had already long since won.

How did it even get there? Well, as with most things that caused suffering in Yotsuba's life, she blamed Itsuki.

Fuutarou's previously unknown siblings: Kasai, Isaac, Nene and Monsuta are back from their long trips to foreign countries. Along with that, Fuutarou and Miku have finally entered a relationship. With the 4 siblings back and the other 4 sisters heartbroken, will the Nakanos finally find their happiness in these siblings?

A series of events between Fuutarou's confession and his inevitable wedding. This one revolves around the possibility of Itsuki being the bride (I'll do similar fics for all the other girls)

When the truth comes out, will their relationship of lies withstand?

They say: "If you love something let it go." With Miku's choice of future causing concern for Fuutarou, will their relationship withstand, evolve, or crumble? Will they make the choice that they'll enjoy for the rest of their lives?

The two families meet again in the winter, with an unexpected arrival. (I'm sorry. I don't know how to write these types of characters)

Success is built on failure. It's how people learn. It's how people grow... Except for the times when they don't. Sometimes, failure is just failure. When Itsuki is given a chance to teach Raiha, she soon discovers the consequences of her dreams.

First day on the job and Itsuki's clueless.

Miku Nakano was the washout in her family. So she works to change. She works to better herself. But sometimes, she confuses the idea of improving with the idea of not being herself. People are always a working progress. And Miku? She was working through her disaster. With the help of her family, that is.

Takeda achieves his dream, and then some.