Its really is similar to the soundtrack of nana

Not weeb stuff

黒くにじむ空に絶えず鳴り響く

Mini album by THE MUSMUS (Formally known as Uplift Spice)

This is not mine. UPDATE: I want to thank everyone for sharing and appreciating this track.

3 OST 24 - 私が守るから -> 
Reincarnation OST 12 - Orchestra Ver. -> 
3 OST 25 - キミの記憶 + Persona Music Live Band Track.11