Gusokumuzu, a City Folk Band from Japan, was formed in 2014 by vocalist and guitarist Tanaka Eizo and guitarist Kato Yusuke. The band initially started as a folk duo but later expanded with the addition of bassist Horibe Yuusuke in 2016 and drummer Nakajima Takeshi in 2018. Gusokumuzu released their debut album, グソクムズ, on December 15, 2021, which was followed by 夢が覚めたなら on April 29, 2020, and 陽気な休日 on December 14, 2022. The band gained significant recognition when their album グソクムズ won the Fourteenth CD Shop Awards in 2022. In July 2023, Gusokumuzu performed at the FUJI ROCK FESTIVAL '2023 and announced their major label debut under Sony Music Label's KUN MUSIC during their final concert of the 道の途中 tour on December 17, 2023. Their major debut album, ハロー！グッドモーニング!, was released in April 2024, accompanied by a series of one-man concerts in Tokyo and Osaka. The band continued to expand their reach with nationwide tours and notable singles such as "ユメのはじまり." which was featured in the drama ペンション・恋は桃色 season2. In 2025, they released the album Scratch, featuring the track "いっつも".
