Le Serafim also broke the record for the first time of the K-pop girl group's debut album in Japan (record sales for a week based on the release date). IZ*ONE, a Korea-Japan project girl group and classified as a 3.5th-generation K-pop girl group, broke the first K-pop girl group debut album (about 220,000 copies) set with its Japanese debut single "I Want to Tell You I Like You" released on February 6, 2019. In particular, Le Seraphim members Kim Chae-won and Sakura are also from IZ*ONE.
Le Serafim also broke the record for the first time of the K-pop girl group's debut album in Japan (record sales for a week based on the release date). IZ*ONE, a Korea-Japan project girl group and classified as a 3.5th-generation K-pop girl group, broke the first K-pop girl group debut album (about 220,000 copies) set with its Japanese debut single "I Want to Tell You I Like You" released on February 6, 2019. In particular, Le Seraphim members Kim Chae-won and Sakura are also from IZ*ONE.