castlevania: dawn of sorrow is an 2005 action-adventure game developed and published by konami. it is part of konami's "castlevania" video game series and the first "castlevania" game released on the nintendo ds. the game is the sequel to "" and incorporates many elements from its predecessor. "dawn of sorrow" was commercially successful. it sold more than 15,000 units in its first week in japan and 164,000 units in the united states during the three months after its initial release.