Displaying dazzling mastery over percussion and rhythm, Irodorimidori's drummer, Serina Akesaka, is perhaps the band's most outgoing and energetic member. As long as her passion ignites and gets her in the mood, she can make all kinds of situations worth everyone's while! [Written by MAL Rewrite]

Official music video for the song Heart Beat by the fictional band Irodorimidori. It is the sixth song in the franchise and focuses on Serina Akesaka. The song was included with the first full Irodorimidori album titled "Tani," released on October 19, 2016.