Another plot could involve kagome in the 'Fullmetal Alchemist' universe. Since she has experience with magic and the supernatural, she might be able to assist the Elric brothers in their search for the Philosopher's Stone. She could use her knowledge of different realms to find clues that they missed.
Well, for 'kagome anime x crossover fanfiction', you could do a crossover with 'Attack on Titan'. Kagome's ability to sense spiritual energy might help in detecting Titans before they are visible. Or a crossover with 'Fullmetal Alchemist'. Maybe Kagome's knowledge of ancient magic could assist the Elric brothers in their search for the Philosopher's Stone. Also, a crossover with 'One Piece' where Kagome could join the Straw Hat crew and use her powers during their adventures on the Grand Line.
One plot idea could be that Kagome is transported to the world of Princess Princess. She could be mistaken for a new student in the all - male school and have to navigate the strange rules and hierarchies there. Maybe she uses her miko powers to help solve some problems in the school that are related to an ancient curse.
Another interesting concept is that a Vocaloid character becomes curious about Kagome's world and follows her through the well. In Kagome's world, the Vocaloid has to adapt to a new way of life without modern technology. Meanwhile, they both face a common enemy - a demon that is attracted to the Vocaloid's unique energy. They must learn to work together using their different skills to defeat it.
One interesting plot idea could be that the characters from Anime Gate end up in the Naruto universe during a major ninja war. They could use their unique abilities from their own world to help turn the tide of the battle. For example, if there are characters with special time - controlling powers in Anime Gate, they might be able to stop a powerful jutsu from being launched at the last second.
In a Kirby game anime crossover fanfiction, Kirby could end up in the world of My Hero Academia. He might enroll in UA High School as a new student. The students and teachers would be both amazed and confused by Kirby's abilities. He could participate in hero training exercises, using his ability to copy powers in unique ways. For instance, if he copied Deku's One For All, he might be able to use it to jump really high and punch with super strength, but it would still have a Kirby - like twist, like his punches would be more like big sucks.
Maybe in the fanfiction, the Pokemon from the anime start showing up in the adventures manga world. This causes a stir as the trainers in the manga world have to figure out how to handle these new and different Pokemon. It could lead to some interesting battles and friendships. For example, Pikachu could meet a really rare and powerful Pokemon from the manga world and they could form an unexpected alliance.
Well, a plot could involve Naraku being cursed to feel all the pain he has caused, and Kagome is the only one who can ease his suffering. So he has to follow her around. Or perhaps in a fanfiction, Naraku and Kagome get trapped in a magical realm where they have to rely on each other to survive. Also, a story could be about Naraku having a split personality, and one part of him is attracted to Kagome and tries to break free from his evil self to be with her.
One plot idea could be kagome getting involved in the vampire - werewolf conflict in the Twilight world. Maybe she has some unique powers from her own world that could change the balance. Another idea is that kagome and Bella become friends and kagome tries to help Bella deal with the supernatural chaos around her.
Perhaps in a kagome crossover polyamory fanfic, Kagome could be transported to a modern - day setting with a polyamorous community. There, she has to adapt to the new relationship concepts. She could start as an outsider but then find herself attracted to multiple individuals within the group, leading to a complex and heart - warming story of self - discovery and new love.
Another idea is that Bankotsu gets injured and Kagome, with her kind heart, decides to nurse him back to health. During this time, they have long conversations about their different worlds. Bankotsu shares his tales of battle and Kagome tells him about her own world and the friends she has left behind. This leads to a mutual respect and a budding relationship.