Tecmo today announced that Ninja Gaiden: Dragon Sword, an action-adventure game developed by Executive Producer Tomonobu Itagaki and the Team NINJA development studio, will hit the store shelves in March of 2008. In this game, you must uncover all the mysteries of Ninja Gaiden Dragon Sword as you fight enemy ninjas and battle various fiends while taking on the role of Master Ninja, Ryu Hayabusa, in an all new storyline for the Nintendo DS. Press 'read more' for details.