Well, 'Densha Otoko' isn't real. It's more like a made-up tale that captured people's imaginations. The characters and events were crafted for entertainment.
I'm not entirely sure as I haven't read it specifically. But generally, 'isekai' often involves a character being transported to another world. It might be a collection of 100 novels that deal with characters not failing in that otherworldly setting.
Nishio Shinobu's Monogatari series was not finished yet. The Monogatari series was a series of novels created by the Japanese novelist Nishio Shinobu. It was divided into seven chapters and told the story of a high school student, Arayoshi, and various strange creatures. Currently, the Monogatari series is still in the process of completion.
The 'densha otoko real story' is about a man's experiences on the train. It might involve his daily commute, the people he meets on the train, and the events that occur during his train rides.
Since the title is 'densha otoko real story', 'otoko' means man in Japanese, so it's probably a man. However, without further details, we can't really say much more about him. He could be an ordinary commuter, a train enthusiast, or someone with a unique job that involves a lot of train travel. He might be a shy person who observes a lot during his train rides, or a more outgoing one who engages with other passengers.
Since I'm not sure about the exact content of 'otoko girai light novel', it's hard to say. But generally, light novels can have themes like friendship, coming - of - age, adventure, or romance. It could be any of these or something completely different.
The story setting might also be a factor. If it's set in a very unique world, with its own rules, cultures, and magic systems, that would make it stand out. For instance, if it's a world where the concept of 'Masho' is something completely new and different from what we've seen in other fantasy light novels, that would be very interesting.
I haven't read this novel specifically. But generally, it might explore the relationship between the characters, perhaps with themes of youth, identity, and unique personalities. Maybe the 'end of novel' part implies a conclusion to the story arcs of the denpa onna (a girl with some special or 'radio wave' - like characteristics) and the seishun otoko (youthful boy).
I'm not entirely sure as I haven't read this novel specifically. But generally in isekai novels, common concepts might include a character being transported to another world, facing new challenges, and using unique skills or knowledge. Maybe the '100 no houhou' could refer to 100 methods to avoid failure in that isekai world.