Singer best known as the General Director of the Japanese girl band AKB48. She is also a member of the subgroup no3b, along with other members of AKB48.
She placed in the top fifteen of the HoriPro Talent Contest in 2005.
Her 2013 solo single "Jane Doe" hit number one on the Billboard Hot 100 in Japan.
Her parents are divorced.
She and Atsuko Maeda have both been members of AKB48.