【浮遊する作業用BGM】Sana Obruent/その2 2020.08.14 作業用BGM 浮遊する作業用BGM Paratus Sum Paratus Sum by SANA OBRUENT Silence by Spell 336 (Sana Obruent/Paulstretch Remix) Silence by Spell 336 (Sana Obruent/Paulstretch Remix) by SANA OBRUENT Duodecim Duodecim by SANA OBRUENT