It's Nameless Game reboot. Square Enix literally has a multi-game franchise about the title being illegible/unknown.
The main? Theme from the DS game Nanashi no Game.In my opinion it is a really great horror game for the DS, made by of all companies Square Enix.There is a f...
youtu.be
I'd bet a ton of money on this. Square Enix is basically doing remakes/revivals of like all of their old IPs to see what sticks and justifies more games. Every game out of their major 4 old franchises (FF, DQ, Mana, SaGa) has a remake/remaster at this point (or coming soon) so they are going down the list to stuff like LaL, VP, Nameless, Front Mission, Ogre, etc.