狩猟戦旗 Extended to 20 minutes+
Extended 帝国戦旗2 Requiem ver :
Extended 帝国戦旗3 The Phantom Order ver :
One of the BGM from the super old 1st UNDERTAKER event. The original one.
========================================
Other Shironeko Project extended BGM:
https://www.youtube.com/playlist?list=PLJSFfiBIf4LDlQUpy154dNJiRqeVQaZA3