Densha Otoko: Net Hatsu, Kakueki Teisha no Love Story, Chikan Otoko Recommendations
Manga adaptations of threads started on 2chan where zero-experience-with-females males, whose natural habitat is a room with an internet connection, find themselves in an unlikely situation: in contact with an attractive female (or 3/4, in Chikan!) that's out of their league. Their response to these turn of events is to post SOS messages on the internet. (More than once, Train Man gets referenced in Molester Man.)
In Train Man, its lead stands up to a drunk on a train and ends up in the good graces of the woman he got hurt protecting... after a visit to the police. In Molester Man, a paranoid woman assumes
These romance stories are about guys who are otakos and are unaccustomed to relating to girls since they are shy. Both are based on true life stories and in both the guy seeks advice on what to say to a girl. Also the way the reader sees it is really similar like you are looking at the guys screen or seeing what he is going through. They are both seinens about shy otoko guys falling in love. If you've never read Densha Otoko - do it! It's a good romance and you won't be sorry.
Both MCs met in a similar way, and have great story
infact, Chikan otoko had similar source with densha, both came from 2chan(reddit like in jap) it showed by how popular densha got into had other medias as well; drama, a movie and alternate manga too