One Piece: Treasure Chest System

What a cheating system! When other people travel through time, they either have golden fingers or golden thighs, but I need to travel all over the world to pick up treasure chests! "Hancock, don't get me wrong. I came to your bathroom just to pick up a welfare treasure box!" "The Akatsuki organization's headquarters refreshes more than a dozen treasure boxes at a time. Should I go or not?" "Captain Aizen... This story and characters are purely fictitious. Any similarities are purely coincidental and should not be imitated. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.