Zeronium

 (アトランダム) is an idol boy group formed on February 14, 2021.

Current Members

 * Sho (将; ) (Founding member)
 * Seiya (聖也; ) (Founding member)
 * Yuu (ゆう; ) (Joined March 2022)
 * Miran (心嵐; ) (Joined March 2022)
 * Rin (林檎; ) (Joined March 2023)

Former Members

 * Kanade (かなで; ) (Founding member)
 * Shu (シュウ; ) (Founding member; Fired August 28, 2022)
 * Kaoru (薫; ) (Joined March 2022)
 * Rito (理人; ) (Founding member; Fired February 1, 2023)
 * Rei (玲; ) - Leader (Founding member; Graduated August 21, 2023)
 * Ranmaru (蘭丸; ) (Founding member; Graduated August 21, 2023)