Yes. Platform availability can vary depending on licensing and technical considerations. However, the goal is usually to reach as wide an audience as possible. So, you can expect to find sekai project visual novels on platforms where there is a significant demand for this genre, such as Steam for PC, and sometimes on Nintendo Switch as well.
There is also 'Dies irae'. It features a deep and immersive storyline, with a lot of elements that keep the players hooked, such as its world - building, character development, and the various plot twists throughout the game.
Well, being the star in Project Sekai's story means facing unique challenges and having the chance to shine. You get to make important decisions and shape the outcome of the story.
Without having read the'sekai saikyou no koei web novel', it's hard to say. But typically in such stories, there could be a young and determined protagonist with some kind of special ability or talent. There might also be a mentor figure who guides the main character on their journey to become the strongest. And perhaps there are rivals or enemies who oppose the main character's growth and ambitions.
Since I don't know the details of this light novel, it's hard to say for sure. But I assume Amadeus would be one of the main characters, given the title.
In 'arifureta shokugyou de sekai light novel', the main character is likely someone who stands at the center of the story's events. He or she could be a student or someone with a seemingly ordinary life before being transported to this new world. As the story unfolds, other characters would surround the main character, such as friends or mentors who help or hinder the main character's progress in this new and often dangerous world. These characters together form the core of the story's interactions and plot developments.
The main character is a young man who embarks on the journey to become the strongest. There are also his friends and comrades who play important roles in his adventures.