The ending of the Shikimori manga is quite satisfying. The main characters reach a conclusion that feels right for their journey, and loose ends are neatly tied up.
Another theme could be self - discovery. As they interact with each other, both izumi and ryouma might learn more about themselves, their strengths, and their weaknesses. For example, in some fanfics, they might discover new talents or overcome personal fears because of their relationship.
Sure. One great izumi x ryouma fanfic is 'The Bond of Izumi and Ryouma' which focuses on their adventures together. It beautifully portrays their relationship development through various challenges they face.
Sure, there are probably some great Olivier Mira Armstrong x Izumi Curtis fanfictions. A lot of fanfiction writers are creative and come up with unique scenarios for different character pairings. To find them, you could also join relevant fan communities on social media platforms. Members there might be able to recommend some really good fanfictions that feature this particular pairing. They might even share their own works if they have written any for this pairing.
One common theme could be friendship. Given their different personalities, exploring how they become friends or support each other can be interesting. Another might be adventure, as they both are strong - willed characters who could embark on various adventures together.
Well, there might be characters from their clan. Since Itachi is from the Uchiha clan, other Uchiha members could play significant roles. They could be elders or other young Uchiha who are involved in the clan's affairs and in turn, affect Itachi and Izumi's story.
Some of the side characters like Shikimori's friends might also gain popularity in the fanfiction. If the fanfiction gives them more depth and interesting storylines, readers could really get attached to them. For example, a friend who has a hidden talent or a mysterious past.