videogamesdensetsu:

Art Box, a graphics software used by SNK during the Neo-Geo era.
(Featuring Fatal Fury 3, AKA Garō densetsu 3 / 餓狼伝説3)

Sources:
http://neogeocdworld.info/html/aide/programmation.htm
http://www.neogaf.com/forum/showpost.php?p=208105584&postcount=136