Hundred
English name: Hundred
Genres: Action, Romance, Sci-Fi, Ecchi
Type: TV, Episodes: 12
Aired: Apr 5, 2016 to Jun 21, 2016
Studio: Production IMS
Source: Light novel
Rating: PG-13 - Teens 13 or older
Synopsis:
When an extraterrestrial organism known as "Savage" attacks mankind, the only technology capable of combating the enemy is a weapon known as “Hundred.” A survivor of a Savage attack, Hayato Kisaragi is a teenager boasting the highest compatibility level with the aforementioned technology and as a result, is invited to master his skills at Little Garden, a prestigious military academy aboard a battleship.

Over the course of his intense training for the battle ahead, he immediately attracts the interest of multiple female peers and gets drawn into a number of incidents as he tries to fight against the creatures that now inhabit Earth and threaten its safety.