Radiant Spincrystal 63

Radiant Spincrystal 63 is an item used in any Furnishing of the Euphonium Unbound series to unlock the Soundtrack In a Harmonious Atmosphere in the Serenitea Pot.
It has a chance to be sold by the Teapot Traveling Salesman. It can only be purchased after completing the .
==Other Languages==
==Change History==
fr:Gyrocristal radiant 63
ja:旋曜玉帛・63
pt-br:Cristal Rodopiante Radiante 63
ru:Лучистый кристалл 63