LiSA 15th single “Gurenge” (TV anime Demon Slayer: Kimetsu no Yaiba OP theme) spent seven months to become the gold disc.
The song is now used as the theme song for Demon Slayer: Kimetsu no Yaiba the Movie: Mugen Train.
The CD single’s cumulative sales have also reached 110,000 units, which is enough to be certified “gold” by The Recording Industry Association of Japan (RIAJ).