The new OP theme song “Realize” was originally set to be released as Suzuki’s 11th single on May 13, 2020.
This is the fourth time that she has performed a theme song for the Re:ZERO franchise, following “Redo” (TV anime first season OP), “Yell!
~Kuchibiru Kara wa Hajimaru Mahou” (PS VITA/PS4 game Re:Zero -DEATH OR KISS OP), and “Relight” (for Pachi-slot Re:ZERO − Starting Life in Another World).