Time Hollow

Time Hollow is a Japanese adventure video game developed and published by Konami for the Nintendo DS video game console. The game was released in Japan on November 22, 2007, North America on February 19, 2008, and Europe on March 28, 2008. The game was written by Junko Kawano, whose PlayStation 2 work Shadow of Memories also features a young man using a time-travelling device to try and alter their future. (Wikipedia)