One Piece: Start Summoning Heroic Drake

"Hey, buddy, did you know? The world's greatest swordsman has been replaced?"
"What, there is such a thing, who is the new world's largest swordsman?"
"It's a female swordsman named Miyamoto Musashi. Not only that, but I have other exciting news. The title of "World's Strongest" has also been changed, and it is a queen named Skaha; and, That naval hero Garp was also defeated by an old man named Li Shuwen; and..."
"So many strong people?! Where do they all come from?"
"They all come from an organization called [Blue Star]. By the way, Miyamoto Musashi and Skaha are my companions."
"You?! Who are you?"
"I am the leader of [Blue Star]!" The protagonist said with a smile.
This is the story of the protagonist with a summoning system, summoning Two-dimensional characters, and sailing on the sea.
The novel and characters are purely fictitious, any similarity is purely coincidental and should not be imitated