A-mazing Tater (c) 1992 Atlus Soft., Inc.
North American release. Game developed in Japan. See the original version for more information: "Puzzle Boy II [Model DMG-P3J]".
Description from the back cover:
Meet Spud, the A-Mazing Tater
Spud must pass the King's Challenge to become a Knight. The Challenge will test his feet, his brain, and his heart. Can you help young Spud as he tries to meet the Challenge?
GAME ID: DMG-P3-USA
PACk ID: DPG-P-P3
Released in February 1992 in the USA.