Aoki Chiharu

 (青木千春) is a former member of WHY@DOLL and Team Kurerekko!. However, she spent most of her career as a member of WHY @DOLL.

She had been a founding member of WHY@DOLL since 2011. In November 2013, she formed a duo with Uratani Haruna and moved her base of activities from Sapporo to Tokyo. They made their major debut in September 2014 and were active until November 2019.

In August 2021, they held a single-day concert to celebrate their group's 10th anniversary.