Introduced the series' unique blend of school life and assassination. It features the famous "bunny hop" dance that became a signature of the show's early marketing. " Jiriki Hongan Revolution " (Self-Reliance Revolution) Episodes: 12–22
A faster, more chaotic track reflecting the students' growing skills and their shift from being outcasts to confident "assassins." Season 2 Openings "Question" Episodes: 1–14 Introduced the series' unique blend of school life
A catchy pop-rock song with lyrics centered on the "questions" the students have about their mysterious teacher, Koro-sensei . It highlights the deepening bond between the class and their target. "Bye Bye Yesterday" Episodes: 15–25 It highlights the deepening bond between the class
打ち込んで投げ込んでたけど君は逃げてくだけ。 クエスクエスチョン僕はクエスチョンクエスチョン。 1回クエスチョンエスチョン君のいたの? スどうしてクエス君はクエスに近くて通りの。 YouTube·Crunchyroll The opening themes of ( Ansatsu Kyoushitsu )
The songs are performed by the voice actors of Nagisa, Karma, Kaede, Isogai, and Maehara, giving the openings an authentic "classroom" feel.
The opening themes of ( Ansatsu Kyoushitsu ) are iconic for their upbeat, energetic choreography and for being performed by 3-E Utatan , a group composed of the main students' voice actors. Season 1 Openings "Seishun Satsubatsuron" (The Theory of Savage Youth) Episodes: 1–11