Room 731. Word Search Puzzle Solver. Room 731 word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. In this supernatural mystery The Grudge meets Saw an amnesiac girl wakes up in what appears to be an abandoned jail where she is haunted by spirits who want to torture her. This includes identifying and searching for words that are related to : Bert Matias, William Ngo, Mystery, Yoo, Mariko Denda, Tim Kang, Jeong Kim, Steve Huang, Horror, Gregory Itzin, Turi Hong, Nikki SooHoo .