"The Naruto: Ultimate Ninja series, known in Japan as the Naruto: Narutimate Hero (NARUTO-ナルト- ナルティメットヒーロー, Naruto: Narutimetto Hīrō) series, is a series of 3-D fighting games, based on the popular manga and anime series Naruto by Masashi Kishimoto, for the PlayStation 2. They were developed by CyberConnect2 and published by Namco Bandai. The series includes three games based on the first part of the Naruto story, which were then followed by two titles based on Naruto Shippūden, as well as spinoffs and a sequel for the PlayStation Portable, and a follow-up title for the PlayStation 3 entitled Naruto: Ultimate Ninja Storm."
Source: Wikipedia, "Naruto:_Ultimate_Ninja_(series)", available under the CC-BY-SA License.