In Ippan Zaidan Houjin Nihon Kanji Shuujukudo Kentei Kikou Kounin - Kanjukuken DS, the player takes on the role of a young man who has to protect his family from a serial killer who wants to kill more people. The player's goal is to help his family escape from the killer, who is elements of a network of terror that is terrorizing the city. The game uses the Japanese computer game industry standard, the Jillidable Object. The player begins the game by playing as a character who has been given the task of saving his family from the serial killer. The player progresses through a series of rounds in which the killer tries to kill the family again. If the player wins the first round, he or she wins; if the player loses, they lose. The player can use items to help them in the game, and can also use magic and other technologies to help them. The game is decided by how well the character plays. The game is a sidescrolling action game with the player taking on a number of actions in order to save his or her family. The player's goal is to help the family escape from the killer, who is an element of a network of terror that is terrorizing the city. The player uses his or her magic and technology to help the player save the family. If the player wins the first round, they win; if they lose, they lose. The player can use items to help them in the game. The game is decided by how well the player plays.