is a five-member boy band active in Japan and South Korea. The group was formed through the survival show The Idol Band: Boy's Battle and debuted with the digital single, "Over the Rainbow" in June 2023.
Members Kim Hyun-yul () – leader, guitar Son Ki-yoon () – bass Um Tae-min () – vocals, guitar – vocals Heo Min () – drums
Discography Studio albums Title Album details Peak chart positions JPNStudio albums
Singles JPNHot FantasiaReleased: August 28, 2024 Label: FNC Entertainment Formats: CD, digital download 10 10 First MoveReleased: March 25, 2026 Label: Sony Music Japan Formats: CD, digital download 6 —
Singles Title Year Peak chart positions Album JPN JPNHot "Over the Rainbow"2023 — —Fantasia "U&I" 28 — "ABC Is"2024 — — "Phantom Pain" — — "Left or Right" — — "Beat It Beat It" 2025 3 — First Move "Teenage Blue" 8 — "Super Duper" 2026 — — "Hungry Heart" — — "Telescope" — 72 "—" denotes releases that did not chart or were not released in that region.
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