Highschool of the Dead (学園黙示録 HIGHSCHOOL OF THE DEAD Gakuen Mokushiroku Haisukūru obu za Deddo?) is a manga series written by Daisuke Satō and illustrated by Shōji Satō. The story follows a group of high school students caught in the middle of a zombie apocalypse. The series was serialized in the September 2006 issue of Fujimi Shobo's Monthly Dragon Age, and the first volume was released by Kadokawa Shoten on March 1, 2007.
 with a total of seven volumes available in Japan as of April 25, 2011.
 The series is licensed in North America by Yen Press.
 and released the first volume on January 25, 2011.
 An anime adaptation produced by Madhouse aired in Japan from July 5, 2010 to September 20, 2010.
Highschool of the Dead began serialization in the July 2006 issue of Fujimi Shobo's manga magazine Monthly Dragon Age. The first bound volume was released by Fujimi Shobo on March 1, 2007 under Kadokawa Shoten's "Dragon Jr." imprint, with a total of seven volumes sold as of April 25, 2011. From Volume 6 onwards, the manga is currently published under Fujimi Shobo's "Dragon Comics Age" imprint. The series went on hiatus from the end of 2008 until March 2010, with another short break between May and July 2010. The series has been on yet another hiatus since March 2011. The manga is licensed in North America by Yen Press, and released the first volume on January 25, 2011.
A full-color version of H.O.T.D., called Highschool of the Dead: Full-Color Edition (学園黙示録 HIGHSCHOOL OF THE DEAD FULL COLOR EDITION?) began serialization in the February 2011 issue of Monthly Dragon Age. The first two volumes were released by Kadokawa Shoten on February 25, 2011, with all seven volumes currently available in Japan as of March 9, 2013. In North America, the full-color edition began serialization in the March 2011 issue of Yen Press' Yen Plus online magazine, and ran until the July 2011 issue. It was later released as a hardcover omnibus on November 22, 2011.
The manga has been licensed for international release in a number of languages and regions. It is published in Spain by Glénat España, in Germany by Carlsen, in Brazil by Panini Comics, in Canada and France for French-language publication by Pika Édition, in Poland by Waneko, and in Taiwan by Kadokawa Media. The first volume was released in May 2008 in Spain, in March 2010 in Germany, in April 2010 in Brazil, and in June 2011 in Poland. Shortly following the inception of the series, however, the manga became popular enough in English via scanlation to draw the attention of the creators, who included a message in English within the magazine's printing of the fifth chapter that requested readers to buy the original manga when it's available.
A crossover manga by Shouji Sato, called Shōji Sato Artworks: Highschool of the Dead & Triage X - Lightning Pop (佐藤ショウジアートワークス 学園黙示録HIGHSCHOOL OF THE DEAD＆トリアージＸ LIGHTNING POP Satō Shōji Ātowākusu: Gakuen Mokushiroku Haisukūru obu za Deddo & Toriāji Ekkusu Raitoningu Poppu?), was published on August 9, 2012, featuring characters from Triage X, Sato's other work.
In February 2013, the color editions of Volume 5 and 6 featured jacket bands that confirm that the Highschool of the Dead manga would resume in spring.