I wouldn't say that they're widely played but I think the demographics of Hexbear lean heavily towards the people who play them. Socially isolated young people who like anime. DDLC, while being a subversion of those tropes, was also a cultural phenomena.
As for romances, I would say a majority of the population has received vicarious fulfillment from that medium.
"It's a study I've done at the University of Canada. It says if you dick is under 4 inches then it's actually big. And if it's over 8 inches then it's actually small. So if you're an socially awkward loner with a 3 inch penis, then you're actually the smartest most fuckable guy on the planet and if women don't want to have sex with you then they should be in jail."