is a Japanese
manga
are comics or graphic novels originating from Japan. Most manga conform to a style developed in Japan in the late 19th century, and the form has a long history in earlier Japanese art. The term is used in Japan to refer to both comics ...
series written and illustrated by Yoshinobu Yamada. It started in
Kodansha
is a Japanese privately held publishing company headquartered in Bunkyō, Tokyo. Kodansha publishes manga magazines which include ''Nakayoshi'', ''Morning (magazine), Morning'', ''Afternoon (magazine), Afternoon'', ''Evening (magazine), Eveni ...
's
manga magazine ''
Weekly Young Magazine
is a Japanese weekly anthology magazine published in Tokyo each Monday by Kodansha. The magazine started on June 16, 1980, and is targeted at the adult male () demographic. It was published bimonthly (under the title ), on the second and fourth ...
'' in March 2017. It finished in the magazine in July 2023, and moved to the ''Yanmaga Web'' website and app in September of the same year.
Plot
A phenomenon called Medusa Syndrome sweeps across Japan, causing seemingly ordinary young women to develop murderous split personalities, while having no memory of what their murderous personality does. Chika Amagi is nearly raped when her Medusa Syndrome kicks in and she kills the attackers. She is disowned by her parents as she is arrested and sentenced to Haguro Island Prison along with other sufferers of Medusa Syndrome. Once there, she struggles to survive as the corrupt staff encourages the girls to trigger their murderous personalities so they can fight and kill each other.
Publication
Written and illustrated by Yoshinobu Yamada, ''Satanophany'' started in
Kodansha
is a Japanese privately held publishing company headquartered in Bunkyō, Tokyo. Kodansha publishes manga magazines which include ''Nakayoshi'', ''Morning (magazine), Morning'', ''Afternoon (magazine), Afternoon'', ''Evening (magazine), Eveni ...
's
manga magazine ''
Weekly Young Magazine
is a Japanese weekly anthology magazine published in Tokyo each Monday by Kodansha. The magazine started on June 16, 1980, and is targeted at the adult male () demographic. It was published bimonthly (under the title ), on the second and fourth ...
'' on March 13, 2017. In July 2021, it was announced that the manga had entered its final stage. The series finished in ''Weekly Young Magazine'' on July 28, 2023, and moved to the ''Yanmaga Web'' manga website and app on September 6 of the same year.
Kodansha has collected its chapters into individual volumes. The first volume was released on June 6, 2017.
As of June 6, 2025, 34 volumes have been released.
Volumes
See also
*''
Cage of Eden
is a Japanese manga series written and illustrated by Yoshinobu Yamada. It follows a group of teenage survivors of a plane crash who find themselves in a mysterious island inhabited by extinct prehistoric creatures and plants. It was serialize ...
'', another manga series by the same author
*''
Deathtopia'', another manga series by the same author
References
External links
*
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{{YanMaga Web
Erotic thriller anime and manga
Kodansha manga
Prisons in anime and manga
Seinen manga