"Overflowing" Sasaki is a bluespine unicornfish fish-man and one of the Tobiroppo, the strongest six Shinuchi of the Beasts Pirates. He also leads the crew's Armored Division. Before joining the Beasts Pirates, he captained his own crew called the Sasaki Pirates. Sasaki is a bluespine unicornfish fish-man who stands at just shy of 3.2 meters, with a portly build and light skin. He possesses sharp and slanted, blue eyes underlined by notable creases, a mildly hooked nose.