Sure. There could be his family members. For example, his father or mother might play important roles in his life and in the story. Their influence on Paul can be a key aspect of his character development.
Perhaps his friends or comrades. They might accompany Paul on his adventures in the light novel. These characters could have different personalities that contrast or complement Paul's, creating interesting dynamics in the story.
Well, one interesting aspect could be his character development. He might start as one type of person and gradually change throughout the story of the light novel. Maybe he has unique relationships with other characters that add depth to the plot.
There's Eris Boreas Greyrat. She is an important character as she has a complex relationship with Rudeus. She is strong - willed and her growth as a character is interesting to follow. Another one is Sylphiette. She is a friend of Rudeus and has her own story arc related to magic and her identity. Then there's Paul Greyrat, Rudeus's father, who also plays a significant role in the story, especially in terms of family dynamics.
Well, 'Mushoku Tensei' light novels where Eris Greyrat is a key character are great. They depict her growth from a young, headstrong girl to a more mature individual. There are many exciting arcs involving her, like her training and adventures in different lands.
Well, in the Rudeus Greyrat Light Novel, a key theme is perseverance. Despite all the hardships he encounters, he never gives up easily. Another theme is the power of love and friendship. His friends and the people he loves support him during tough times and help him become a better person. And there's also the theme of cultural exploration. The novel describes different cultures in the fictional world, and Rudeus gets to experience and learn from them.
One of the main themes is growth. Eris Greyrat goes through significant personal growth throughout the novels. Another theme is relationships, like her relationship with Rudeus Greyrat.
If the '428 light novel' has an action - packed plot, then light novels like 'Sword Art Online' might be of interest. It has a lot of action scenes, adventure, and a bit of romance as well. However, this is all just guessing based on the lack of information about the '428 light novel'.
Sorry, without knowing more about 'mobility a novel', it's hard to recommend related works.
As we don't really know the exact nature of '29 to jk light novel', it's a bit tough to give exact similar ones. However, light novels such as 'KonoSuba' are quite popular. It has a comical and adventurous plot which might be similar if '29 to jk light novel' has those elements too. There are also ones like 'Re:Zero − Starting Life in Another World' which could be relevant if '29 to jk light novel' involves some sort of alternate world or character development.
One light novel that could be considered similar is 'Log Horizon'. The story involves characters being thrust into a new and strange world, and within that world, there are often elements that seem like a 'godsend' to help them survive or gain an advantage. Also, 'No Game No Life' has a similar feel. The two main characters have abilities that are almost otherworldly and can be seen as a 'godsend' in the games they play, which are central to the story's plot and their rise to power.
Some popular light novels like 'Sword Art Online' could be considered similar in the sense that they both tell a long - form story. 'Sword Art Online' has a complex plot that unfolds over a significant period of time, just like the '358 days light novel' might.