Backwater Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Based on a novel by Shinya Tanaka this film is set in a quiet riverside town where 17-year-old Tooma lives with his father and his father’s lover. Tooma witnesses his father’s sadistic behavior towards his lover and soon finds himself following in his father’s footsteps. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Yuko Tanaka, Masaki Suda, Ken Mitsuishi, Ittoku Kishibe, Yukiko Shinohara, Misaki Kinoshita .