Why Japan's Birthrate Is Declining: The Manga
Jesus H. Christ, this isn't how it works! Yeah, I realize that avoiding sex is basically the entire gimmick of this series, and people do have hangups and turn-offs and get uncomfortable (or are just too tired) sometimes, but this is so ridiculous it utterly shatters any possible suspension of disbelief.
@Sem
Frankly, I think virgins are the only possible audience for this. Anyone who's been in a relationship is going to roll their eyes right out of their sockets.