HEART*IZ, HEART TO HEART IZ

Heart*Iz (HEART TO HEART IZ) is the second Korean mini-album by the girl group IZ*ONE, a project group formed through the 2018 Mnet reality show Produce 48. The EP was released on April 1, 2019 by Off the Record Entertainment, consisting of two versions: "Violeta" and "Sapphire". The music video for the single "Violeta" was released on April 1, 2019 on YouTube, along with the EP's release and digital downloads on various music websites.

Off the Record released a special video to celebrate reaching 40 million views for the "Violeta" music video. On March 29, 2019, Off the Record reported that pre-orders for Heart*Iz had surpassed 200,000 copies. The EP sold 132,109 copies in its first week, setting a new record for the highest first-week sales for a girl group at that time. Heart*Iz then topped both the Gaon and Oricon Album Charts overseas.