R Sound Design
Preview this chart online, switch difficulty, adjust playback speed and share a playback position. "帝国少女" is an AstroDX chart by R Sound Design, archived under the "maimai DX PRiSM PLUS / DX" branch, genre niconico & VOCALOID, BPM 118. This archive lists 4 difficulties (levels 2.0–13.3), including audio, a jacket image, a music video, available to browse and download.
