>>1495856>>1495856Bit of a mix in terms of characters failing to connect with others (willingly or otherwise) and characters clawing out of it, for better (or more often) worse. I'll leave it as a surprise which is which. Some drama, some comedy, most questionably both.
Most Hanazawa Kengo manga touch on these themes. Boys on the Run is the most in line with what you're looking for, but check out Ressentiment and I am a Hero too.
Scumbag Loser
I Want to Punch Women!
Virgin Extinction Island
Strongest Man Kurosawa
Kokou no Hito