In some 'working in a different world light novels', there are also characters that are native to the different world. They could be friends or allies of the main character, or they could initially be suspicious of this outsider who has entered their world. Their cultures and values would be different from the main character's original world, which would lead to interesting interactions.
I'm not sure specifically, but it could be the pharmacist who runs the different - world pharmacy. He or she would likely be the central character driving the story.
In many 'gourmet in a different world light novel' stories, the main character is someone who is passionate about food. They might be a professional chef in their original world or just an enthusiastic amateur. Alongside them, there could be a guide - like a native of the different world who knows the ins and outs of the local food scene. There may also be rivals or friends who join the main character on their culinary adventures in the different world.
Touya Mochizuki is the central figure. He's a likable protagonist who uses his wits and the functions of his smartphone to navigate the new world. There are also characters like Elze Silhoueska and Linze Silhoueska. They are sisters and become friends with Touya. They are skilled in magic and often accompany Touya on his adventures in the different world.
I don't know for sure as I haven't read the novel. But it could have a solitary hero as the main character, someone who has to rely on themselves in this different world.
There's no way to know exactly without reading the light novel. However, based on the title, the main character is probably someone who undertakes this 'lonely attack' on the different world. They might be a loner by nature or made into one by circumstances. There could be other important characters as well, such as the rulers of the different world who oppose the protagonist's actions, or other lost souls like the main character who have also found themselves in this different world and together they form an unlikely group to face the challenges ahead.
The characters in 'working in a different world light novel' are often a big draw. They may have unique abilities or personalities that develop in interesting ways as they adapt to this new world. They could start as normal people and transform into heroes or important figures in the different world.
Subaru Natsuki is one of the main characters. He is the protagonist who gets transported to the different world. His unique ability 'Return by Death' is central to the story.
There might be a mentor - like character. This could be an old and wise cook or a magical being who has extensive knowledge about the rare and special foods in the different worlds. They would guide the main character on their journey to discover new ingredients and recipes. And there could also be antagonists, perhaps those who hoard the rare ingredients or try to stop the main character from spreading the knowledge of certain powerful foods.
Well, I'm not entirely sure as I haven't fully read it, but usually in such light novels, there's the main protagonist who is into karate. Maybe there are also characters like a wise mentor or a group of friends who accompany the protagonist on their adventures in the different world.
In the 'world of canglan light novel', the main characters could include a young adventurer who is eager to explore the unknown parts of this world. There may be a powerful mage who holds the key to some great mystery. Additionally, there could be a group of friends or comrades who support the main character on their journey, each with their own unique personalities and skills.