Also known as: 有馬かな, 重曹ちゃん, 有马加奈, arimakana
Major supporting character in Oshi No Ko and former child prodigy actress. Member of the new B-Komachi (New).
She has Red Eyes and short Red Hair stylized in a Bob Cut and Blunt Bangs. Usually depicted wearing a blue or black Beret or Hat.
She is voiced by Han Megumi.