Pirate: the More You Expand, the Stronger You Become.

Reborn in the pirate world, eat the Shashao Fruit at the beginning. I thought that this would make me very strong, but I didn't expect that I would also awaken the expansion system to become stronger. Ever since, Roja began his career at the Navy Headquarters. "Kaido is very strong in single combat? Sorry, he is just a younger brother to me!" "Auntie is great? I'll go to Cake Island right away to teach her how to behave!" "The worst Rocks in history? He is only allowed to carry my shoes!" As long as it expands enough, you can punch a Yonko! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.