Manga author Shun Kazami Twitter account that the plan to make a spinoff manga of the SSSS.Gridman focusing on the character Akane Shinjo has been canceled due to differences in direction for the manga's story. Kazakami added that he has been having problems with the manga for over a year without progress, and apologized for the cancellation.
SSSS.Gridman premiered in October 2018 with 12 episodes and directed by Akira Amemiya. Crunchyroll and Funimation it aired in Japan. The company Pony Canyon and Tsubasa Productions announced in December that studio Trigger will animate the new anime project SSSS.Dynazenon , which is part of the “Gridman Universe”.
Synopsis
Yuta Hibiki awakens with amnesia and the ability to see things others cannot. He first encounters Gridman in the computer reflection of his friend, Rikka Takarada, who tells him "Remember your calling", but Yuta doesn't understand what that means. Later, in the distance, he sees a gigantic monster that doesn't move. However, when Yuta arrives at school a monster attacks and the image that Yuta saw on the monitor pulls him in and transforms him into the giant hero Gridman.
Furthermore, Kazakami launched the Ultra Kaiju Humanization Project ( Ultra Kaiju Gijinka Keikaku: feat. POP Comic code ) manga in Akita Shoten 's Young Champion in January 2015, and ended it in January 2020. The POP designer is credited with the planning and creation of original character designs, and Tsuburaya Production is credited with the original work.
Source: ANN