Arpeggio of Blue Steel
Manga series
Arpeggio of Blue Steel is a Japanese manga series produced by Ark Performance and serialized in Shōnen Gahosha's Young King Ours. 26 tankōbon volumes have been released and an anime series by Sanzigen aired from October to December 2013. Wikipedia
Author: Ark Performance
Main characters: Gunzō Chihaya, Kirishima, Hiei, and more
Genres: Seinen manga and Science fiction comics
Magazine: Young King OURs
English publisher: NA: Seven Seas Entertainment