A preparatory school affiliated with Border. → A school in Mikado City. Class Assignments 3rd Year High School 3-B: Tetsuji Arafune (Arafune Unit Captain, Sniper), Tadami Kanda (Yuba Unit, All-Rounder) 3-D: Sumiharu Inukai (Ninomiya Unit, Gunner), Kazuki Kurauchi (Ouji Unit, Shooter) 2nd Year High School 2-A: Haruka Ayatsuji (Arashiyama Unit Operator), Shiori Usami (Tamakoma-2 Operator), Aki Himi (Ninomiya Unit Operator) 2-B: Toru Narasaka (Miwa Unit, Sniper), Kaho Mikami (Kazama Unit Operator) 2-C: Takaaki Katagiri (Katagiri Unit Captain, Gunner), Shinnosuke Tsuji (Ninomiya Unit Attacker), Karin Yuzuki (Katagiri Unit Operator) 1st Year High School 1-A: Shohei Kodera (Miwa Unit, Sniper), Hana Somei (Katori Unit Operator) 1-C: Ryo Utagawa (Kazama Unit, Attacker), Shiro Kikuchihara (Kazama Unit, Attacker), Yukimaru Ichijo (Katagiri Unit, Attacker) Uniform Both boys and girls wear gray blazers with the school emblem on the left chest, patterned purple ties, and purple slacks or skirts. The Student Council President is Kazuki Kurauchi, and the Vice President is Haruka Ayatsuji.

3rd Year Junior High Yutaka Kashio (Ouji Unit, Attacker) Teruteru Kohda (C-Rank) Fumihito Saotome (C-Rank) Hidetaka Hinoe (C-Rank)