Ushio to Tora: Shin'en no Daiyō (うしおととら：深淵の大妖) is an RPG (Role-playing game) based on the manga series of the same name about a boy and his uneasy friendship with a demon. Released on the Family Computer in 1993 by Yutaka the game has the player in the main role of Ushio in a standard RPG adventure.

Players unleash their traditional Japanese magic spells in addition to their ally's demonic skills in a game that resembles a Japanese role-playing game. They get to explore Tokyo by moving the character around using a top-down perspective. Houses and dungeons are viewed using a perspective used in traditional interactive fiction stories. The character gets his own statistics screen; which summarizes his offensive skills as well as his defensive skills.

Players can talk to characters and must solve certain quests and/or puzzles before being admitted into certain buildings, houses, or dungeons.