![View Poster Image](https://image.tmdb.org/t/p/w342/3hfAgUF31rQpps3ufZKT4oEVH1x.jpg)
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Overview not available
Release Date
Apr 9, 2014
Episodes
12 episodes
CAST
![](https://image.tmdb.org/t/p/w92/ugDwdWEXnmv43jcbnfAi4XwiQ8C.jpg)
Yoshitsugu Matsuoka
Sora (voice)
![](https://image.tmdb.org/t/p/w92/pfM0EcMpzPGChxM4sdPjCpPFKch.jpg)
Ai Kayano
Shiro (voice)
![](https://image.tmdb.org/t/p/w92/e6I7r45YZXgvlEVSGR3L14tSl87.jpg)
Yoko Hikasa
Stephanie Dola (voice)
![](https://image.tmdb.org/t/p/w92/wutIs24BvVy0KYGPhnS1sK2IEWn.jpg)
Yuka Iguchi
Clammy Zell (voice)
EPISODES
1
Beginner
Apr 9, 2014
2
Challenger
Apr 16, 2014
3
Expert
Apr 23, 2014
4
Grandmaster
Apr 30, 2014
5
Weak Square
May 7, 2014
6
Interesting
May 14, 2014
7
Sacrifice
May 21, 2014
8
Fake End
May 28, 2014
9
Sky Walk
Jun 4, 2014
10
Blue Rose
Jun 11, 2014
11
Killing Giant
Jun 18, 2014
12
Rule Number 10
Jun 25, 2014