—Sengoku detailing Sima to the other Admirals and Vice Admirals "The Demonic and Cunning Sima Sao Zhang......."—The Jester Prince Simā Sáo Zhāng (シマサンパウロ張, Zhang Sao Sima) is a very prominent member of the Taichibukai acting strategist and its unofficial leader. He was the son of a Gorosei (五老星'' Gorōsei, literally meaning "Five Elder Stars"), Sima Sao was once a very loyal son to his father. Until eating the demonic fruit Shōji Shōji no Mi, his dark jealousy and ambitions. Along with the power of the demons that were in his body, he rebelled against them. Then suddenly disappeared leaving the government in chaos. Ten years later they have reappeared and now he is a member of the mysterious Taichibukai.