Title, member
Sayo Hikawa - Lofty Ambitions
Sayo Hikawa - Recital Stage
Sayo Hikawa - Number 1 Supporter
Sayo Hikawa - Dreamlike Dancer
Sayo Hikawa - Crisis Compagnon
Sayo Hikawa - Fall-Colored Fox
Sayo Hikawa - Imposing Composer
Sayo Hikawa - Congratulatory Parfait
Sayo Hikawa - Our Promise
Sayo Hikawa - Dedicated Ethics Committee Member
Sayo Hikawa - "Cookie Commander" (April Fools '19)
Sayo Hikawa - Noble・Rose