skilled fighters. Remi's followers In the OVA, Remi's control method is explained as computer programs and drugs. Her true name being Aoko Shigaraki, she is the adoptive granddaughter of Ro and a former close friend of Remi Mizuchi. Trained by Natsu to defeat Saki, she seeks revenge for the death of Remi. The elderly founder of the world-famous evil organization Cat (Neko), he's implied to be superhuman, as he is alive since the Tokugawa shogunate. He manipulates Aoko into following his plans. The leader of the , a sinister organization bent on controlling the schools of the country. He allies dangerously with Shigaraki. Media Manga The creation of was the result of a misunderstanding between the author Shinji Wada and the editors at Hakusensha. Wada was developing a high school drama, but the publisher expected detective story starring a high school student. At an impasse, Wada decided to combine the two concepts. Wada first published a pilot chapter titled in the August 5, 1975 ( 15) issue of Hana to Yume magazine. Later, became a serial, starting in the January 5, 1976 ( 1) issue of the same magazine, released in 1975. Disappointed by the fact he could never end a complete serial before, Wada planned earlier in production a dramatic final scene in which the protagonist would die. The last chapter of this original planning was serialized in the December 20, 1977 ( 24) issue, and was followed by an epilogue in the January 20, 1978 ( 2) issue. Following 's conclusion, Wada started a new serial, , in the March 20, 1978 ( 6) issue of Hana to Yume. However, after one year of serialization, the series was poorly-received by readers, and Wada stopped it to restart . Wada dubbed it as "part 2", and resumed in the February 5, 1979 ( 3) issue, announced as a "new series". The manga ran regularly in Hana to Yume until its December 5, 1982 ( 24) issue. Since the original serialization, has been printed in four different collected editions; the original twenty-two volume publication started on April 20, 1976, and ended on April 25, 1983. Hakusensha released a six-volume edition between March 3, 1987, and April 29, 1987, and a twelve-volume edition between March 23, 1995, and June 21, 1995. The last reprint was done by Media Factory, who published twelve collected volumes between August 23, 2004, and July 23,