Radiant Spincrystal 18

Radiant Spincrystal 18 is an item used in any Furnishing of the Euphonium Unbound series to unlock the Soundtrack Tender Strength in the Serenitea Pot. It has a chance to be sold by the Teapot Traveling Salesman.
==Other Languages==
==Change History==
fr:Gyrocristal radiant 18
ja:旋曜玉帛・18
pt-br:Cristal Rodopiante Radiante 18
ru:Лучистый кристалл 18
vi:Ngọc Thạch Âm Vang 18