Shintaro Kawakubo, the editor of Attack on Titan manga (the one who brought the manga to publication and he is the closest to work with Isayama) has announced on his official twitter account on February 25th that an interview which brings together the director Tetsurou Araki and the creator of manga Hajime Isayama will be published in the upcoming issue of Bessatsu Shounen magazine on March 9th, 2016. The interview will reveal the first details about the second season of Attack on Titan.
Besides the informartion about attack on titan, other topics will be discussed during the interview as well, including the future of the series, the production of the anime series, and movies.
A first visual has been revealed earlier on the previous issue of Bessatsu Shounen magazine, check the image above.