Perhaps a story where Kofuku gets into trouble and Daikoku has to use all his wits and strength to rescue her. This could show his loyalty and how much he cares for her in the fanfic world.
One idea could be that they go on an adventure together to find a lost treasure. Along the way, they face various challenges that test their friendship and make them understand each other better.
Kofuku and Daikoku are often characters in certain fictional universes. Kofuku might be a carefree and somewhat chaotic character, while Daikoku could be more stable and reliable. In a fanfic, they can be developed in various ways depending on the author's vision.
One common theme could be friendship. Given their relationship in the original source, fanfiction might explore how their friendship deepens or overcomes challenges.
I'm not sure about specific 'daikoku x kofuku fanfiction' offhand. You could try searching on fanfiction platforms like Archive of Our Own. They usually have a wide range of fanfictions, and you can use the search function to look for ones related to daikoku and kofuku.
Growth is also a theme. Fanfics may depict how their relationship helps them grow as individuals. Yato might become more open and less cynical because of Kofuku, and Kofuku could also gain more depth and understanding of the world around her through her connection with Yato. It's fascinating to see how their relationship can be a catalyst for personal development in these stories.
One idea could be a crossover where Naruto's world and the world of X - 23 from the X - Men collide. Maybe X - 23 is on a mission and accidentally ends up in the Hidden Leaf Village. She has to learn to adapt to this new place with its different culture and ninja ways. Naruto could be intrigued by her and her abilities, and they could team up to face a common enemy.
One idea could be a story where Spiderman has to team up with his greatest enemies to fight a new, more powerful threat from outer space. This would force him to put aside his differences and find common ground with the likes of Doctor Octopus and Green Goblin.
There's a fanfic titled 'Kofuku's Smile for Yato'. In this story, it focuses on the small moments between them. It shows how Kofuku's positive nature affects Yato and how he starts to see the world in a different light because of her. It's really sweet and well - written.
One idea could be a time - travel plot where they end up in a different era and have to adapt together. Another could be a mystery - solving adventure where they team up to figure out a strange occurrence in their fictional world.
A possible plot is that Aphmau and Katelyn find a mysterious artifact. As they try to figure out what it is and what to do with it, they face challenges from other characters who also want the artifact. Along the way, their friendship is tested and strengthened. They might also discover some secrets about their own pasts related to the artifact.
One plot idea could be that Mangle and Springtrap are both trapped in an abandoned part of the pizzeria. They start off as enemies but gradually come to understand each other's loneliness. Another idea is that they are both haunted by their pasts in the pizzeria and they find solace in each other's company while trying to escape the nightmares of the place. Maybe there could be a plot where they team up to protect the new animatronics from a common threat in the pizzeria.