iON! (アイオン) is a Japanese female idol group. They were officially announced on April 20, 2025, and made their stage debut on May 22, 2025 @Spotify O-WEST. Their tagline is "You and I, sharing a moment together.". They're a part of the combined group and agency HEROINES, and are the sister group to iLiFE!. Members: Uno Yuri (宇野ゆり; Red) (Founding member; Leader) Hanamaru Peco (花丸ぺこ; Orange) (Founding member) Hakane Kono (儚寧この; Green) (Founding member) Read more on Last.fm