Listen to Demon Slayer: Kimetsu No Yaiba Opening 1 - Gurenge online. Demon Slayer: Kimetsu No Yaiba Opening 1 - Gurenge is an English language song and is sung by Rap AR Anime. Demon Slayer: Kimetsu No Yaiba Opening 1 - Gurenge, from the album Anime, was released in the year 2020. The duration of the song is 3:52. Download English songs online from JioSaavn.