The November issue of Kadokawa 's Monthly Comic Alive magazine revealed on September 27 that both Kei Toru 's Hime to Samurai (The Princess and the Samurai) and Ariko 's Shinseiki Chūgakusei Nikki (Neon Genesis Junior High Students Diary) manga will launch in the magazine's next issue on October 26. Both manga are part of the spinoff projects announced for Studio Trigger 's SSSS.GRIDMAN anime in May.

Hime to Samurai will center on Samurai Caliber, and a girl named Hime Kuzuki, who has been entrusted with Caliber's fifth sword. The manga will have a color opening page, and will feature in the issue's cover.

Toru previously drew the Akame ga KILL! ZERO spinoff manga of Takahiro 's Akame ga KILL! manga. Toru launched the spinoff manga in Square Enix 's Monthly Big Gangan magazine in October 2013 and ended it on January 25. Square Enix published the 10th and final volume of the manga on April 25. Yen Press is releasing the prequel manga in North America, and it published the ninth volume in print on April 30.

Shinseiki Chūgakusei Nikki will focus on the four Neon Genesis Junior High Students and their everyday lives as they chase after cats, buy groceries, and eat nabe together. The manga will have a color opening page.

Ariko was the original character designer for the Hina Logic - from Luck & Logic anime.

The 12-episode SSSS.Gridman anime premiered last October. Crunchyroll and Funimation streamed the anime as it aired, and Funimation is also streaming an English dub for the anime.

Akira Amemiya ( Inferno Cop , Ninja Slayer , earlier 2015 "Denkō Chōjin Gridman boy invent great hero" short) directed the collaboration between the anime Studio Trigger and Tsuburaya Productions — the creator of the Ultraman franchise and the original 1993-1994 live-action tokusatsu (special-effects) series Denkō Chōjin Gridman . Keiichi Hasegawa ( Rage of Bahamut Genesis , 009-1: The End of the Beginning , Zoids ) wrote the scripts.