He doesn't let out a sound as the ribs snap, though he does adjust his breathing so that the broken bones don't puncture his lung - his head is snapped to one side with the force of the kicks, but he merely spits out a glob of blood at Justice's pristine clothes (which splatters very nicely on the white), and he grins savagely at her, even as he's carted away, still struggling. See, he doesn't care about broken bones all that much.

"I reserve respect for the ones that earn it, herbivore. Not the cowards that hide behind walls of stone and send their minions to take care of an unruly crowd."

Hibari's left to idly catalogue his injuries - judging by the pain in the left of his chest, ribs 4-8 were broken; a cheekbone is also broken, perhaps even his jaw. No, wait, his jaw isn't broken. So a minor break in his cheekbone, several broken ribs, and wounded pride.