Memeheads can't really stop memeing, it's Pavlovian for them to make the same responses continually because they really have nothing to say. So, bro, you're just gonna have to ignore them.
People crying that Yamada is underage are strange to me. Have you seen the covers and extras? This manga is all about sexualizing an underage cartoon character. How do you read anything from Japan at all? That's their thing.
Yeah, this is why the author wanted to focus on the "side" couple, because the underlying premise of the titled narrative is nonsensical. It would've made more sense to just make her an actual celebrity or something.
Foolish in a way that is expected of an internet denizen who believes the internet is a public space. Any human relationship is "hierarchical". The dominant personality in this pseudo-harem is Ijichi.
I've never read 100 GFs because harems are boring in a narrative sense.