Ogino Ayaka

 (荻野あやか) is a founding member of BOKU ha KIMI no KAKERA. (As AYAKA WORLD CHAOS; アヤカ・ワールドカオス), a founding member of 4864., a former member of the temporary unit Minichu, and a former founding member of KATACOTO * BANK.

Her concurrency in KATACOTO * BANK ended on February 5, 2022.

Digital Singles

 * Brand New Beat
 * Time goes on
 * Promise
 * Daisy

Digital Singles

 * Tairyo*Recycle
 * Kimidake☆Revolution
 * Update Kanryou!!!
 * Zettai Oshiteki Daisakusen
 * Asanagi Semishigure

Singles

 * We are "FreeK"