The soundtrack for Assassination Classroom (Ansatsu Kyoushitsu) is unique because all four main openings are performed by (Class 3-E Song Unit), a group composed of the voice actors for Nagisa, Karma, Kayano, Isogai, and Maehara. Assassination Classroom Opening Guide Song Title Key Themes 1 "Seishun Satsubatsuron" (Youth Savage Theory) S1 (Ep 1–11)
A bittersweet finale focused on the passing of time, graduation, and the inevitable "goodbye" to their teacher. Assassination Classroom OPENING 1-2-3-4 [FULL]
Focuses on the "savagery" of youth and the students' initial struggle to prove their existence through the assassination mission. "Jiriki Hongan Revolution" (Self-Help Revolution) S1 (Ep 12–22) Assassination Classroom OPENING 1-2-3-4 [FULL]
The openings evolve from high-energy, chaotic anthems about the "weirdness" of their situation to more melodic and emotional tracks as the series approaches its conclusion. Seishun Satsubatsuron - Assassination Classroom Wiki Assassination Classroom OPENING 1-2-3-4 [FULL]
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