Learning piano and drums in the 2000s, 27-year-old French producer isuna started working on electronic music in 2014, with many DJ sets before starting production. In December 2018, isuna launched Shimotsuki Club, a music community organizing virtual audio and Minecraft festivals with space-theme visuals and realms, whose MILKY WAYS and EXOFEST in 2021. isuna's first songs - chill and lo-fi - were released in 2019, whose "rain's melancholy" and a fan remix for Porter Robinson's "Natural Light". In 2021, they released two tracks for two separate albums, respectively released under NoKnT and Beatsupply recording labels.