境界線上のホライゾン
Season: 1
Episode: 1

Those Lined Up Before the Horizon
Air Date:01/10/2011
GO! In a fantastical floating city, a group of students race across rooftops to catch their bumbling, yet superbly skilled, teacher. The prize? Five chances to play hooky, no questions asked! Explosions, blessed arrows, twin casting, and ninja mayhem are the day's specials in this first episode!

Name: Kyohei Ishiguro
Role: Director
Department: Directing

Name: Manabu Ono
Role: Storyboard Artist
Department: Art

Name: Tatsuhiko Urahata
Role: Writer
Department: Writing

Name: Kanta Suzuki
Role: Key Animation
Department: Visual Effects

Name: Hiroshi Yamamoto
Role: Key Animation
Department: Visual Effects

Name: Naohiro Osugi
Role: Key Animation
Department: Visual Effects
Episode: 2

Innocents at the Table
Air Date:08/10/2011
A brief history of the Harmonic Unification War is introduced, but hold that: Tori is having a "pre pop the question" get together with his class! How ill he confess his love to this mysterious girl? Meanwhile, Masazumi Honda contemplates the way her life has turned out thus far, and just what she can do to change it.
Episode: 3

Commandos in Town
Air Date:16/10/2011
The students make preparations for a party by Toori's request while Masazumi hears from her father about the tragedy that befell Horizon and Toori 10 years before. Meanwhile the Musashi is approached by ships from K.P.A. Italia and Trés España, two of the Harmonic Divine States with unknown intentions.
Episode: 4

Covert Ops Under the Night Sky
Air Date:23/10/2011
Trouble is afoot. Allegiances will be tested, friendships broken, and a true power will awaken. Who will walk away the victor? Only time will tell, and in this world, time is all that matters.
Episode: 5

Graduates Under the Moon
Air Date:30/10/2011
Don't come to a super powered knife fight without your Armor of Deadly Sins. As the platonic reactors begin hitting critical mass, one warrior stands tall to stop a madman bent on destroying all of Mikawa, while another equally skilled warrior stands in his way. Will he succeed, or will Mikawa burn away in the night?
Episode: 6

Advocate at the Confession Grounds
Air Date:06/11/2011
With Horizon detained and expected to commit suicide, the students of Class 3 - Plum must decide what to make of the situation. Tensions are sky high, and making the wrong move could spell disaster for Musashi's people.

Name: Takuro Shinbo
Role: Animation Director
Department: Visual Effects

Name: Akira Matsunaga
Role: Key Animation
Department: Visual Effects

Name: Akira Etō
Role: Key Animation
Department: Visual Effects

Name: Ayako Karatani
Role: Key Animation
Department: Visual Effects

Name: Yukari Watabe
Role: Key Animation
Department: Visual Effects

Name: Futoshi Suzuki
Role: Key Animation
Department: Visual Effects
Episode: 7

Musashi's Knight
Air Date:13/11/2011
A best of three battle will decide the road that Ariadust Academy will take in the upcoming war. 3 representatives from each side will do battle, in any way desired, and the losers will bow to the victorious!
Episode: 8

Ruler of the Land
Air Date:20/11/2011
The war of words begins. Masazumi goes head to head against Tori in the final leg of the bet of three battle to determine the fate of Horizon Ariadust. A surprise entrant in the debate makes his presence known, however, and Masazumi must defend her new position as best she can.
Episode: 9

The Summit's Flower
Air Date:27/11/2011
The time for talking is over. Blades are unsheathed and ready to strike, as both sides decide that a quicker solution to the Horizon problem must be reached. As both the Testament Union and the Musashi representatives prepare for the worst, new information is revealed that can potentially change everything.
Episode: 10

The Trumpeter at the Start Line
Air Date:04/12/2011
In order to save Horizon, the newly elected Chancellor Tori must take his army through the Testament Union's best ground defenses. Meanwhile, the battle over the skies will be determined by a God of War and two witches in hiding. Who will reign supreme over ground and air, and will they get there in time to save Horizon?

Name: Tetsuya Watanabe
Role: Director
Department: Directing

Name: Eiji Komatsu
Role: Key Animation
Department: Visual Effects

Name: Hirotaka Tokuda
Role: Key Animation
Department: Visual Effects

Name: Shinji Abe
Role: Key Animation
Department: Visual Effects

Name: Shinya Kameyama
Role: Key Animation
Department: Visual Effects

Name: Takashi Hyodo
Role: Key Animation
Department: Visual Effects

Name: Tetsuya Watanabe
Role: Storyboard Artist
Department: Art
Episode: 11

Musashi's Mr. Impossible
Air Date:11/12/2011
With the Testament Union breathing down their necks, Tori and the rest are at their wits' end now that the High Pope has unveiled his trump card: The Armor of Deadly Sins - Lust. With it's incredible defensive capabilities, there's only one thing Tori can do to stop him: the impossible.

Name: Akira Matsunaga
Role: Key Animation
Department: Visual Effects

Name: Eiji Komatsu
Role: Key Animation
Department: Visual Effects

Name: Ryoutarou Akao
Role: Key Animation
Department: Visual Effects

Name: Hiroshi Yamamoto
Role: Key Animation
Department: Visual Effects

Name: Naohiro Osugi
Role: Key Animation
Department: Visual Effects

Name: Seiki Takuno
Role: Storyboard Artist
Department: Art

Name: Seiki Takuno
Role: Director
Department: Directing

Name: Ken Ootsuka
Role: Animation Director
Department: Visual Effects

Name: Shinya Nishizawa
Role: Animation Director
Department: Visual Effects

Name: Masayuki Ozaki
Role: Animation Director
Department: Visual Effects

Name: Kurasumi Sunayama
Role: Writer
Department: Writing

Name: Hiroyuki Koizumi
Role: Key Animation
Department: Visual Effects

Name: Saka Ikeda
Role: Key Animation
Department: Visual Effects

Name: Keizou Ichikawa
Role: Key Animation
Department: Visual Effects

Name: Yuta Ito
Role: Key Animation
Department: Visual Effects

Name: Tomomi Umemura
Role: Key Animation
Department: Visual Effects

Name: Yousuke Kobuchi
Role: Key Animation
Department: Visual Effects

Name: Masako Kawai
Role: Key Animation
Department: Visual Effects

Name: Yukitaka Kimura
Role: Key Animation
Department: Visual Effects

Name: Hiroshi Kuri
Role: Key Animation
Department: Visual Effects

Name: Tomotsugu Sakakibara
Role: Key Animation
Department: Visual Effects

Name: Takayuki Sano
Role: Key Animation
Department: Visual Effects

Name: Tomoyuki Tajima
Role: Key Animation
Department: Visual Effects

Name: Shirou Tamashiro
Role: Key Animation
Department: Visual Effects

Name: Yuko Dangi
Role: Key Animation
Department: Visual Effects

Name: Ikuma Fujibe
Role: Key Animation
Department: Visual Effects

Name: Koji Nagatomi
Role: Key Animation
Department: Visual Effects

Name: Aki Nishizaki
Role: Key Animation
Department: Visual Effects

Name: Shinya Nishizawa
Role: Key Animation
Department: Visual Effects

Name: Nobunori Niwa
Role: Key Animation
Department: Visual Effects

Name: Satoshi Harayama
Role: Key Animation
Department: Visual Effects

Name: Tatsuya Miki
Role: Key Animation
Department: Visual Effects

Name: Hiroshi Mimata
Role: Key Animation
Department: Visual Effects

Name: Maki Murakami
Role: Key Animation
Department: Visual Effects

Name: Masakazu Yamagishi
Role: Key Animation
Department: Visual Effects

Name: Yasunori Yamaguchi
Role: Key Animation
Department: Visual Effects

Name: Yuichi Yoshida
Role: Key Animation
Department: Visual Effects

Name: Natsuki Egami
Role: Key Animation
Department: Visual Effects

Name: Masahiko Kaneda
Role: Key Animation
Department: Visual Effects

Name: Takumi Nishiwaki
Role: Key Animation
Department: Visual Effects

Name: Daisuke Kamei
Role: Key Animation
Department: Visual Effects
Episode: 12

Those Who are Aligned Beyond the Boundary
Air Date:18/12/2011
Futayo continues her battle with Muneshige and arises victorious. Tori makes it to Horizon, but she doesn’t want to be rescued. Tori must not only convince her to leave with him, but also figure out how to defeat the Disintegration Wall.
Episode: 13

Those Lined Up Above the Horizon
Air Date:25/12/2011
The class of 3-Plum heaves a sigh of relief after Horizon Ariadust, the automaton P-01s, and Toori Aoi finally reunite for the first time.