I'm sorry I don't know the exact main characters. However, considering the title, they might be ordinary - looking characters at first glance but with some extraordinary abilities or roles related to the 'inou' and the battles in the normal - life - based plot. Maybe there's a young protagonist who discovers the mystery behind the 'inou' and has to engage in these battles within their daily routine.
Since I haven't read the light novel, I can't say for sure who the main characters are. But they could be characters related to the 'inou' aspect, perhaps people who have some special connection to the concept of 'inou' and are involved in the battles that take place in the everyday - like setting.
Not having read it, it's impossible to name the main characters accurately. But based on the title, the main characters could be individuals who live in this ordinary - yet - with - battles world. They might be people who are either trying to protect the normalcy of their 'nichijou kei' life from the 'inou battle' elements, or they could be those who are driving the 'inou battle' forward for some reason. It could also be that there are characters who are a part of the 'inou' themselves, like if 'inou' represents a group or a species, and these characters play important roles in the story's battles and daily - life interactions.
The title 'inou battle wa nichijou kei no naka de light novel' is quite mysterious if you haven't delved into it. 'inou' is the first part that catches my attention. It could potentially be a name, a type of creature, or something unique to the story's world - building. 'Battle' is straightforward, there are battles in the story. 'Nichijou kei no naka de' means within an everyday - type setting. So, overall, it might be a light novel that combines elements of battles and an ordinary daily life backdrop. Maybe the battles are not the large - scale, world - ending kind, but rather small - scale skirmishes that happen in the midst of normal life, and these battles are somehow related to the 'inou' aspect of the story, whether it's a group of characters named 'inou' or something else entirely.
I'm sorry, I haven't read this light novel in detail. But generally, a light novel often has unique characters and an interesting plot. It might involve some battles and daily - life elements as the title seems to suggest.
One possible theme could be the contrast between the ordinary and the extraordinary. Since it has 'nichijou' (daily life) and 'battle' in the title.
I don't know as I haven't read the novel. It could be a character named Inou, but without reading it, it's hard to say who the main characters are.
Typical main features include intense battles. The characters in inou battle light novels usually have distinct powers that they use in combat situations.
Since the title mentions Yuuki Yuuna as a hero, she is surely a main character. In light novels like this, there are often other important characters around the main hero. For example, there could be her best friend who is always by her side, providing emotional support. There might also be a wise elder figure who gives her guidance on how to use her powers. And of course, there could be villains or rivals that she has to face off against, which would also be key characters in the story.
The main characters are Ayanokoji and Kei. Ayanokoji is likely to be a complex character with his own set of goals and secrets. Kei, on the other hand, has her own personality and role within the story.
The main character is a human male. And there are many monster girl characters like Miia the lamia, Papi the harpy, and Centorea the centaur. Each of them has their own distinct personalities and characteristics.
The main characters in Nichijou Visual Novel are likely the same as in the anime. There's Mio Naganohara, a girl with a bit of a tsundere side. Then there's Yuuko Aioi, who is rather air - headed but full of energy. And of course, there's the talking cat, Sakamoto, which is a very unique and comical character.
One popular 'inou battle' light novel is 'Inou - Battle Within Everyday Life'. It often features unique characters with special abilities. The story is set in a world where the line between the ordinary and the extraordinary is blurred, and the characters have to navigate through various challenges.