Sai

Sai, also known as Don Sai, is a character from the manga and anime series *One Piece*. He is a member of the Chinjao Family from the Kano Kingdom and the 13th leader of the Happo Navy. Sai is a skilled martial artist who participated in the Corrida Colosseum tournament to win the Mera Mera no Mi. There, he met Monkey D. Luffy, to whom he eventually pledged his allegiance. He is now the captain of the third ship of the Straw Hat Grand Fleet and is married to Baby 5, a former officer of the Donquixote Pirates. Sai is characterized by his strong sense of justice and fairness, although he can be very emotional and quick-tempered. He is a master of Hasshoken, a martial art involving shock waves, and is a powerful fighter capable of defeating high-ranking Donquixote Family members. Following the Dressrosa Arc, he became a part of the Straw Hat Grand Fleet. Sai is a physically imposing man with shaggy brown hair and the number “13” tattooed on his left side.