Maki in fanfiction usually has a fierce loyalty to her friends, especially Yuta. She is the type to fight for what she believes in. Yuta is sometimes portrayed as being a bit naive in the ways of the world outside his own small circle, but his pure heart makes him endearing. In many stories, their different personalities create an interesting dynamic, like in a story where Maki's boldness gets them into a risky situation and Yuta's calm thinking gets them out.
Sure. One great maki and yuta fanfiction is 'The Journey of Maki and Yuta' which focuses on their adventures together in a magical world. It beautifully portrays their relationship growth.
Some inumaki fanfictions could be about his growth as a sorcerer. They might show him learning new techniques or becoming stronger in the face of difficult challenges. These stories can be really exciting as they give fans a chance to see a different side of inumaki that the original series might not have fully explored.
There's also 'Inumaki's Unseen Adventures'. This fanfic focuses on the untold stories of Inumaki. It shows his growth as a sorcerer in a unique way, with some really interesting side characters and scenarios that add a lot of depth to the story.
The mystery around his speech. Since Toge Inumaki can only speak in onigiri ingredients, fanfics that try to dig deeper into how he really feels and what he wants to say but can't in the normal way are always interesting. It gives the writer a chance to be really creative in showing his internal dialogue.