I don't think there is anything remotely romantic right now, but I still think they are in the kind of friendship that can easily end in a romance down the line, especially compared to all the other relationship of the manga. At the very least, them getting together is more realistic than Nadeshiko becoming CEO of a multinational making flying tent lol.
And I will be honest, if you are bothered by this much shipping here, I don't know how you managed to survive any fandom in the internet. There is so much, much, much worse than this. At least there is no shipping wars here