Daytime performance of the concert "Lyrical Lily x Merm4id Godo Live Nyan-Nyan Shake!" held at Zepp Haneda in Tokyo on April 24, 2021.
Ruka was inspired to become a voiceover artist while watching BanG Dream! actresses perform live. Her dream came true when she became a member of HiBiKi as of April 26, 2020, when it was announced that she will voice Kurumi.