The Earth is threatened by a powerful creature who destroyed 70% of the Moon with its power, rendering into the shape of a crescent moon forever. The creature claims that within a year, Earth will also be destroyed by him, but he offers mankind a chance to avert this fate. In class 3-E at Kunugigaoka Junior High School, he starts working as a homeroom teacher where he teaches his students not only regular subjects, but the ways of assassination. The Japanese government promises a reward of ¥10 billion (i.e. 100 million USD) to whoever among the students succeeds to kill their teacher, whom they have named "Korosensei" . However, this has proven to be an almost impossible task, as he has several inhuman abilities at his disposal, including the capacity of moving at Mach 20.

Sakurai Tomoki goes on a trip to a hot spring, and is soon up to his usual perverted antics. In addition, he's about to receive his first love confession! However, his desire to pass his days peacefully is challenged once again by another Angeloid. Compared with the hostile Angeloids he had encountered in the past, this new Type Zeta Angeloid is by far the most powerful!

The staff at the "Dai-Ni-Kai 'KanColle' Kankanshiki" event in Yokohama in August 2015 announced that the Kantai Collection franchise will get an anime film in 2016. The event screened footage that features the Kan-musume characters Fubuki, Mutsuki, Yuudachi, Akagi and Kaga, Hiryuu Kaini and Souryuu Kaini, the four Kongou sisters (Kaini), Kitakami and Ooi, Choukai Kaini, Yuubari, Mutsu and Nagato, Kako Kaini and Furutaka Kaini, Zuikaku and Shoukaku, Shimakaze, Kuma, and Ouyodo.

When he was a child, Murakami was infatuated with a girl he called Kuroneko. She insisted on knowing about aliens and having met them, but no one believed her, even young Murakami was skeptical. One day, she decides to show him the aliens, but an accident occurs and Kuroneko dies while Murakami is left seriously wounded in the hospital. Years go by and Murakami obsesses on finding proof of the existence of aliens because of a promise he had made with Kuroneko. Then, one day, a new transfer student comes to his class, who not only looks a lot like Kuroneko, but is named Kurohaneko! Written by Shakti Prasanna Mishra