Bee Train was responsible for the animation production, Pony Canyon produced the music for the series, and Yoshimitsu Yamashita designed the characters.
[1] The story follows the adventures of Manji, a samurai cursed with immortality due to killing one hundred men.
Seven DVD compilation volumes were released by Pony Canyon between August 29, 2008 and February 27, 2009, followed by a DVD-box on November 11, 2010.
[4] The series is animated by Liden Films and directed by Hiroshi Hamasaki, with Makoto Fukami handling series composition, Shingo Ogiso designing the characters, and Eiko Ishibashi composing the music.
[5] On October 15, 2020, Sentai Filmworks announced that they had licensed the anime for home video and released it on Blu-ray Disc on January 19, 2021.