The February issue of Kodansha's Bessatsu Shōnen Magazine is announcing on Friday that Shūzō Oshimi, the manga creator of Flowers of Evil and Boku wa Mari no Naka (Inside Mari), will launch the new series Happiness.  The series will start in the following issue of Bessatsu Shōnen Magazine on February 9, and it will also adorn the issue's cover. 

The new manga is briefly described as:

Eerily glowing eyes and the hand that wipes away fresh blood!  What is the true identity of this mysterious girl?! 

Oshimi's Flowers of Evil manga also began in Bessatsu Shōnen Magazine in 2009 and ended in the June 2014 issue.  Vertical publishes the manga in North America, and Crunchyroll streamed the anime adaptation as it aired in Japan in 2013.  Sentai Filmworks licensed the anime for digital and home video release in 2013. 

Oshimi's Inside Mari manga launched in Futabasha's Manga Action magazine in 2012.  Crunchyroll released the manga series in December 2013. 

[Via Otakomu]