My Ability to Become the Pirate King Is All Due to My Own Hard Work

"I've been walking on thin ice all my life. Being able to become the Pirate King all depends on my own hard work——" "My self in infinite parallel time and space, please lend me your power!" ... The era of great pirates is raging. The strong destroy the world and fight to their heart's content; the weak are precarious and struggle to survive. Unfortunately, Ron falls into the latter category... Fortunately, he can receive his own suicide notes from different timelines in the One Piece world, and by fulfilling their wishes, he can obtain different abilities of himself! So Ron got countless help from himself. "CP0 Ron", "Swordsman Ron", "Giant Ron", "Shichibukai Ron", "Ron Saint", "Admiral Ron"...