【浮遊する作業用BGM】The ambient drones of Bill Baxter/その3 2019.04.23 作業用BGM 浮遊する作業用BGM Earth Orbit Earth Orbit by The ambient drones of Bill Baxter Music for a Dream Music for a Dream by The ambient drones of Bill Baxter Ocean Sunset Calm Ocean Sunset Calm by The ambient drones of Bill Baxter