The official website for the second season of the Assassination Classroom ( Ansatsu Kyoshitsu ) television anime began streaming a promotional video on Monday. The video introduces the main cast members and features the opening theme song "Question," performed by five characters, and Shion Miyawaki's ending theme song "Kaketa Tsuki" (Damaged Moon).

Nagisa (voiced by Mai Fuchigami), Kaede (Aya Suzaki), Karma (Nobuhiko Okamoto), Yūma (Ryota Ohsaka), and Hiroto (Shintarō Asanuma) sing the opening theme as a group named 3-nen E-gumi Utatan (Class 3-E Song Representatives). Shouko Fujibayashi wrote the lyrics, and Akimitsu Honma composed and arranged the song. The same group previously performed the opening theme song of the first season.

Japanese pop singer Miyawaki wrote the lyrics for the ending theme song. ArmySlick and Emyli composed the music, and Armyslick arranged the song.

The anime will premiere on January 7.

The main staff from the first anime is returning for the sequel. Seiji Kishi (Persona 4 The Animation, Danganronpa The Animation, Devil Survivor 2 The Animation) is directing anime at the studio Lerche. Kazuaki Morita (Persona 4 The Animation, Danganronpa The Animation, Arpeggio of Blue Steel) is designing the characters, and Makoto Uezu (Danganronpa The Animation, Arpeggio of Blue Steel, Is This a Zombie?, School Days) is writing the scripts.

The first 22-episode season of the Assassination Classroom anime based on Yusei Matsui's manga of the same name premiered in Japan on January 9. Funimation streamed the series as it aired.

The first live-action film adaptation opened in Japan on March 21, and the second film will open on March 25.