Cing was a video game developer. They have made three mystery games on the Nintendo DS, Trace Memory, Hotel Dusk: Room 215 and Last Window: The Secret of Cape West. Each game is published by the industry giant Nintendo. As of 2008, the developer has a total of 29 employees working at Cing.
Despite their close relationship with Nintendo, XSEED has published the Wii video game Little King's Story.
On March 2010, Cing was filed for bankruptcy.