Tom Sawyer no Bouken is a Japanese release for the NES. Based on the classic Mark Twain novel, this title likely features adventure gameplay centered around Tom Sawyer's adventures.  Specific gameplay mechanics would vary based on the game's focus on exploration and possibly puzzle-solving within the story's context. The developer and publisher would be Japanese companies of the era.

Tom Sawyer no Bouken (Japan)

Tom & Jerry (and Tuffy) (Japan)