Chikan Otoko, Naze Toudouin Seiya 16-sai wa Kanojo ga Dekinai no ka? Recommendations
"Why Can't I Get a Girlfriend?" and "Molester Man" share a lot of similarities... they both share the struggle and perseverance of young males who try their best along many hardships to get a girlfriend. And they are both very relatable in the feelings of the main protagonist who fall down and get back up. Quite realistic too.
With own their awesome unique styles and quirks, and a lot of great character development.