pack ice, stop the damage from going up to the bow, or since being in the south seas area the front shape sends the spray well off to the side and not onto the deck i.e. reducing the effect that the Russian convoys experienced - having to remove ice with a sledge hammer - just a thought.
Addendum - wave piercing design, apparently also reduces energy use by up to 20% so that energy saving is used to make her faster with less rocking & slamming etc