Radiant Spincrystal 21

Radiant Spincrystal 21 is an item used in any Furnishing of the Euphonium Unbound series to unlock the Soundtrack A New Day With Hope in the Serenitea Pot. It has a chance to be sold by the Teapot Traveling Salesman.
==Other Languages==
==Change History==
fr:Gyrocristal radiant 21
ja:旋曜玉帛・21
pt-br:Cristal Rodopiante Radiante 21
ru:Лучистый кристалл 21