Radiant Spincrystal 30

Radiant Spincrystal 30 is an item used in any Furnishing of the Euphonium Unbound series to unlock the Soundtrack Mild Waves in the Serenitea Pot. It has a chance to be sold by the Teapot Traveling Salesman.
==Other Languages==
==Change History==
es:Girocristal radiante (30)
fr:Gyrocristal radiant 30
ja:旋曜玉帛・30
pt-br:Cristal Rodopiante Radiante 30
ru:Лучистый кристалл 30
vi:Ngọc Thạch Âm Vang 30