Cypress: The ninjas’ newest, funloving member, who often gets his team into trouble.
Alyssa: The more level-headed leader of the group, who is a bit of a control freak.
Charles: The muscle of the group, who is also the head of the tracking department.
Perez: The head scientist of the ninja; also the weapons expert.
Black Dragon: A mobile defense robot created by Perez to assist the ninja in their field missions.
Lord Sigma: An intergalactic lord bent on the destruction of Tokyoville.
Stevenson: Now deceased. A former ninja, now working for the opposite side.
Kigashumi: Lord Sigma’s head monster: commander of the Sigma Corps.
Miyakunai: Second in command of the Sigma Corps, bent on taking over Sigma’s throne.
Jestro: Evil clown with a habit of performing lethal “jokes.”
Kobashigawa: Sigma’s hacker and IT specialist: used when hacking into systems is needed.
Tiamat: A celestial being, who rules over the Spirit Realm.
Lynda: Now deceased. The sister of Alyssa’s mother, trained in the Spirit Arts by Tiamat.
Elizabeth: Now deceased. Alyssa’s mother, trained in the Spirit Arts by Tiamat. Sister to Lynda, and given a deal with Sigma to grant her fertility.
Diamond Dragon: Dwelling in the Other Realm, a mercenary who wishes to overthrow Lord Sigma. Has some relation to Cypress.