Wright Flyer Studios (WFS / GREE)

Wright Flyer Studios, a GREE subsidiary, develops Heaven Burns Red, Another Eden, and other titles whose kernel drivers have appeared on the public LOLDrivers list. Heaven Burns Red's wfshbr64.sys carries CVE-2022-48019; Another Eden's older wfs64.sys (registered as the 'wfsdrv' service) is on the list for its access surface.