Tensoba “The Blue Virus” Zaimon (このそばザイ月, Tensoba Zaimon) is the commander of the west allies of Tyrant Pirates Armada and is Kojiro’s personal doctor. He also acts as the armada’s main scientist and strategist for all of the forces, originally Tensoba was station at Impel Down and partnered with Respira la Muerte. In helping the poison master develop several weapons that involved his poison. As Luffy and company had broken out of Impel Down and in the chaos Tensoba. Had left with Respira and they went their spread ways, going back to his former pirate lord, Kojirō Uesugi.