Girl's Frontline OST - Ally Or Enemy Extended【沙罗蚀相】 

This and the other tracks from the album "Scarlet" share a similar beat to the other album GhostFinal did the same year, "Infinite Gallery". Both albums seem like it they kind of make reference to "A Scattered Moment" from Yakuza 2 and "A Scattered, Eternal Moment" from Yakuza Kiwami 2.

Dude, awesome pick, thanks for the extension. This whole event has insane ost