is one piece episode 313 filler?

Two days have passed since Aqua Laguna, the battle of Enies Lobby, and the tearful passing of the Going Merry. It is a time to gather thoughts, pick up pieces, and resume lives.

Zoro sits alone, holding the rusted ruins of Yubashiri and again stuck in a helpless feeling that he hadn't given the sword proper respect, leading to its fate. Water 7's backstreets begin their annual process of rebuilding, though the ferocity of this year's storm has left a lot more damage than usual, leaving some to wonder if they'll be able to fully repair the damage.