before killing them. In her monster form, she has large breasts that serve as tentacles, and is capable of full regeneration. Kakugo kills her by fully dismembering her. Others The father of Kakugo and Harara who was responsible for their training. After Harara is driven to insanity by bonding with Kasumi, he demands to fight his father. Oboro dons his own Fortified Armor Shell, , and is killed in the ensuing duel. The grandfather of Kakugo and Harara, who created the Fortified Armor Shells and the Tactical Fiend technology for Japan to win the Pacific War, causing thousands of deaths through his brutal and inhumane experiments. He was said to be executed by the Japanese government to cover up his experiments, but he secretly survived thanks to his science. A nurse working for Shiro Hagakure, wife to a Japanese Imperial soldier named Shinobu Inukai. Both of them were murdered to use their son Tamataro for the creation of the Kasumi armor, but Mei's grudge reached the armor and infused it with hate towards humanity. It was only dissipated after Kakugo destroys the armor and Tsumiko redeems Tamataro's spirit through her love. Media Manga The Apocalypse Zero manga series was written and illustrated by Takayuki Yamaguchi. It was originally serialized in the Akita Shoten magazine Weekly Shōnen Champion from 1994 to 1996. A total of 11 tankōbon (chapter collections) volumes were published by Akita Shoten. An English translation of the manga was published as a graphic novel in the US by Media Blasters beginning on January 19, 2005. The manga was sold shrink wrapped, presumably due to the large amount of violence. Only six of the original 11 volumes were translated and released, as Media Blasters chose to cease publication of the series in early 2007. The manga was published in Italy by Dynamic Italia, flipping it in a left-to-right format. From 2010 to 2014, Yamaguchi wrote Exoskull Zero, a reboot of Apocalypse Zero featuring a similar protagonist in a slightly different plot. It was published in Akita Shoten's Champion Red magazine. OVA The Apocalypse Zero anime OVA was co-produced by Victor Entertainment, Tomy and Big West Advertising, it was animated by Ashi Productions and directed by Toshihiro Hirano. It was released in Japan in two volumes from October 23, 1996, to December 18, 1996, on VHS and Laserdisc. The OVA was planned to have ten episodes, but was canceled after