There might be a new mentor - like figure who has a unique perspective on magic. Maybe there's also a new rival, someone who challenges the main character in his pursuit of knowledge or power. These new characters would add more depth and variety to the story.
New characters could include a mysterious traveler who brings news from a far - off land, which could introduce new storylines. There could also be a young prodigy in magic who makes the main character feel a bit insecure about his own abilities. Additionally, there might be an elder character with a great deal of wisdom about the history of the magical world that helps the main character gain a broader understanding.
I'm not sure which new characters are introduced in this volume specifically. It could be characters related to the new areas or story arcs that start in this volume.
I'm not entirely sure as I haven't read Volume 8 in detail yet, but there could be some characters related to the new places Rudeus visits. Maybe a new mentor figure for his magic studies.
I'm not entirely sure which new characters are introduced in Volume 12 specifically. But it's common in the series for new characters to be related to the main character's new adventures or challenges. They could be fellow students if he's at a new school, or locals from a new place he visits.
In 'mushoku tensei vol 1 light novel', the central character is Rudeus Greyrat. He's the one who has been reincarnated into this new world. Besides him, there are other important characters like his tutor Roxy Migurdia who teaches him magic. His parents are also key figures as they are involved in his life from the very beginning, providing support, guidance, and sometimes challenges that help shape Rudeus' character in this new life.
It's possible that there is a new love interest introduced in Volume 9. This character could be someone who is quite different from the protagonist's previous relationships. Their relationship could develop in a way that tests the protagonist's maturity and understanding of love, while also adding a new layer of complexity to the story's overall narrative.
There's Sylphiette. She is one of Rudeus' friends and later love interests. She has her own growth arc and her relationship with Rudeus is a key part of the story. Eris Boreas Greyrat is another important character. She is a noble and has a feisty personality. Her interactions with Rudeus are full of energy and she also plays a role in his development.
The important new character in Durarara Vol 5 Light Novel is Aoba Kuronuma. He's a complex addition to the cast. Aoba has an air of mystery around him. He quickly becomes enmeshed in the power struggles and the web of relationships in Ikebukuro. He seems to have his own agenda, which isn't fully clear at first. As the story progresses, we see how his actions and his personality start to shape the events. He also has an impact on the way the other characters view their own situations and the state of the city as a whole. His presence really shakes things up in the already chaotic world of Durarara.
The protagonist is of course very important. His actions and decisions drive the story forward. His family members also play significant roles. For example, his father who has his own set of values and expectations for the protagonist. And his friends, like those he meets during his studies or adventures, are important as they support him or sometimes oppose him, which creates interesting dynamics.
It mainly follows the story of a 34 - year - old NEET who gets reincarnated in a fantasy world. He starts his new life with the memories of his past life and begins to learn magic and other skills in this new world.
There may be a new teacher figure who plays a crucial role in the protagonist's magical training. This character could bring in new techniques and knowledge.