Originally Posted by
david
Just a cheap guess, but my take on Kuroko's ability is that "touch" limitation. Or at least it might be one of the steps to overcome in order to go to level 5.
An other point is that the other teleport user was extremely surprised Kuroko still had metal pins available. I'd have to rewatch the scene to know if it was just a mistake on her part, not counting right or missing that spot.
It's impossible to know by counting them. I tried. I think I also did try last season, but we do not really know how many there are.
It's just that maybe for those pins Kuroko does not need touching to teleport them in the holsters... that would mean she gets more and more control on her ability.