Arisa Ichigaya is a central character in the BanG Dream! franchise, specifically as the keyboardist for the band Poppin'Party. Known for her tsundere personality, Arisa often appears stern and sarcastic, yet deeply cares for her friends. She comes from a prestigious family and is the heir to a traditional Japanese tea house, which she helps manage. Her love for music and the friendship she forms with the band members empower her to grow more expressive and open, playing a pivotal role in the band's dynamics and emotional support.