Trigger

"Trigger" is a song by Yuuki Ozaki from Galileo Galilei that opened the 2014 television anime Terror in Resonance (Zankyou no Terror; 残響のテロル), the first opening theme for the MAPPA series. Yoko Kanno produced and composed the song.

Sony Music Entertainment (Japan) Inc. released "Trigger" on 27 August 2014 as Trigger - Single. Apple Music classifies the release as Rock, and the song later appeared on the 18 March 2015 compilation J-アニソン神曲祭り-ハピネス- [DJ和 in No.1 胸熱MIX].