Since it's a club - related light novel, there might be a group of main characters. There could be a character who is new to the club and has to adapt to the club's environment. Another might be the most popular or talented member who stands out among the group. There could also be a character who is more of the quiet type but has some hidden depths that are explored throughout the story.
I'm not sure specifically as I haven't read it in detail. But generally, a light novel often involves elements like interesting characters, unique settings, and a plot that could be about friendship, adventure or some fictional concepts within the 'gj club' world.
The main characters in this light novel are quite a diverse bunch. Haruka Nanase is the quiet but extremely talented swimmer. His friend Makoto Tachibana is more of the gentle, supportive type. Rin Matsuoka, with his intense drive, adds a lot of drama and competition to the story. Nagisa Hazuki is the fun - loving one, always ready to cheer up the others and get them excited about the swim club. Rei Ryugazaki, who is new to swimming but has his own determination, is also among the main characters.
The main characters include Monika, who is often seen as a leader - like figure in the club. There's also Sayori, a sweet and sometimes clumsy girl. Yuri, who is more reserved and has a deep love for literature, and Natsuki, a feisty character with her own unique style.
The twins, Hikaru and Kaoru Hitachiin, are main characters as well. They are mischievous and often play tricks on the other hosts and guests. Kyoya Ootori is another important character. He is the brains behind the host club, handling the financial and managerial aspects. Mori and Honey, two more members of the host club, also play significant roles with their own unique personalities.
As I haven't had the chance to read 'the club a novel', I'm unable to identify the main characters. However, based on the title, we can assume that the main characters are likely to be associated with the club. It could be the club president, the person in charge of the club's finances, or those members who are at the center of the club's activities, whether it's planning events, dealing with internal conflicts, or representing the club to the outside world.
Since I don't have much information on 'gj bu light novel', it's hard to say exactly. However, light novels usually have a distinct writing style that's easy to read. It might tell a story of a group of people in a special setting. For example, it could be about students in a magic school who discover their powers and deal with the politics within the school, or it could be about young adventurers exploring an unknown land and facing the perils there, but this is all just speculation.
There might be a diverse set of characters in 'the midnight club novel'. Maybe there's a shy character who slowly comes out of their shell within the club. And perhaps a bold character who drives the action forward, always eager to explore the mysteries or tasks that the midnight club undertakes. There could also be an older, wiser character who offers guidance to the rest of the group.
The main character is the unnamed narrator. He is a man who is dissatisfied with his life. And Tyler Durden is also a crucial character. He is the charismatic and anarchic figure who starts the fight club. Marla Singer is another important character. She is a woman who has her own issues and gets involved with the narrator.
I don't know for sure as I haven't read it. But it could be the founders or leaders of the Hellfire Club.
In a 'hero club novel', the main characters could include a young and enthusiastic newbie who joins the club and brings fresh perspectives. There could be an older, more experienced member who mentors the others. And there might be a character with a mysterious past who has some hidden power or knowledge that becomes important as the story progresses. Also, there could be a character who is the heart of the club, always maintaining good relationships among the members and motivating them to keep being heroes.