Gurenge

is a song by Japanese pop singer LiSA from her fifth studio album Leo-Nine. It was released as her fifteenth single digitally on April 22, 2019, and received a physical release on July 3, 2019. Commercially, the single peaked at number three on the Oricon Singles Chart, and number two on Billboard Japan Hot 100. It was used as the first opening theme song for the Japanese anime series Demon Slayer: Kimetsu no Yaiba. Background and release On 24 March 2019, the official website of the anime Demon Slayer: Kimetsu no Yaiba revealed the opening theme song "Gurenge" that would be sung by LiSA. The song was released digitally on April 22, 2019, and received a physical single on July 3, 2019, on three editions; regular, limited, and limited anime edition. The song was featured live on YouTube channel The First Take and also on 2019 Kōhaku Uta Gassen. The song also featured in her fifth album Leo-Nine. Reception