The December issue of Shueisha's Miracle Jump magazine (cover pictured at right) announced on Tuesday that Saki Nonoyama ( Enma , Tengen Toppa Gurren Lagann - Otoko Doahō!-hen ) will draw a spin-off of Yū Sasuga and Kenichi Tachibana's Terraformars manga titled Terraformars Keiji Onizuka . The manga will debut in the magazine's next issue on December 15, and will feature a color center page.

The magazine teases the manga:

You will know the man, the boxer, Keiji Onizuka. Before Annex 1 sets out for Mars, Keiji is stationed in U-NASA's branch office in Japan undergoing training. What unknown incident will he be pulled into?

Sasuga and Tachibana launched their Terraformars manga in 2011. Viz Media is releasing the manga in North America, and will release the ninth English volume on Tuesday. The manga has inspired multiple spinoffs by many authors, including Terra For Police , Terraformars wa Oyasumi Desu. , Oshiete! Michelle Kyōkan , Terraformars Gaiden Rain Hard , and Terraformars Asimov .

The series has been adapted into a 13-episode television anime series that premiered in Japan in September 2014. Crunchyroll streamed the series as it aired in Japan. A sequel series titled Terraformars Revenge will premiere in April 2016.