Snoopy no Hajimete no Otsukai is a Japanese Game Boy release featuring Snoopy. The title translates to "Snoopy's First Errand."  While not much information is available on its precise gameplay, it's likely a unique game within the Snoopy catalog, diverging somewhat from the puzzle format of other releases.  Its Japanese-only release indicates a focus on the domestic market.  The game is likely developed by a Japanese company holding the relevant rights to create and distribute games based on Snoopy.

Snoopy no Hajimete no Otsukai (Japan)

Sneaky Snakes (USA, Europe)