Knights of Sidonia
シドニアの騎士 (Sidonia no Kishi)
Seinen – Action, drama, ecchi, mature, mecha, sci-fi
15 Volumes (complete)
Nagate’s whole world consisted of just him and his grandfather. Now alone, the young man ventures to find food and is surprised to discover other people exist. Even more shocking is the fact humanity is under attack by creatures known as Gauna, and now Nagate is abruptly drafted to fight in the legendary spacesuit weapon Tsugumori!