User blog comment:Shota sparkle/Hayato x Sora/@comment-24908808-20160130101325

But to answer your question, these "off-ships" (what do you mean by that?) are fairly popular. (Things like HayatoxSora, BudoxJuku orwasitSho, and so on.) Personally I think Yandere-chan/RivalxSenpai or CharacterxFan is more popular.

And then there are those with the weird unheard of ships.