On Your Mark ＠ Millennium Event BGM 131 Orchestral Cover | Blue Archive OST
키보토스 황륜대제 이벤트 BGM 오케스트라 커버 | 블루 아카이브 OST
キヴォトス大運動会 晄輪大祭 Event BGM オーケストラ·カバー | ブルーアーカイブ OST
– Orachestral arrangement : Haren Orchestra
– This music is not official but a fan-made remix version. Don’t reupload it
Thank you