操作方法はプレイ画面左側 Control instructions are on the left side of the play screen
曲はXtrullorさんのBirth of the sunの一部を真似しました曲：https://www.youtube.com/watch?v=RBYplB2Rako The song is a part of Xtrullor's Birth of the sun Song: https://www.youtube.com/watch?v=RBYplB2Rako
