Kamiya, Hideki (July 2001). "The Story of the Scenario". Devil May Cry Column. Capcom Co., Ltd. Archived from the original on 2010-03-06. Retrieved 2011-09-03.
Nakayama, Haruki (2008-02-15). "No More Heroes打上げ" (in Japanese). Marvelous Entertainment. Archived from the original on 2011-09-19. Retrieved 2011-09-04.
Kamiya, Hideki (July 2001). "The Story of the Scenario". Devil May Cry Column. Capcom Co., Ltd. Archived from the original on 2010-03-06. Retrieved 2011-09-03.
Nakayama, Haruki (2008-02-15). "No More Heroes打上げ" (in Japanese). Marvelous Entertainment. Archived from the original on 2011-09-19. Retrieved 2011-09-04.