Again, without knowing the details of the Nobita Hirose real story, it's impossible to say if it's inspiring. It could be if he overcame great difficulties or achieved something remarkable.
Yes, the Komi manga is over. It might be a bit sad for fans, but that's how it is. Sometimes, all good things must come to an end, and this was the case for the Komi manga.
I'm not sure specifically which 'Nobita Hirose' real story you are referring to. There could be many people with this name. Can you provide more context like what kind of field he is in? Is he an artist, an athlete or something else?
Yes. The Komi manga completed its run, giving fans a satisfying conclusion to the story. But it'll always be remembered for its charming characters and engaging plot.