Heavyweight Championship Boxing Release Dates

Game Boy

• 

  Japan

  Retail
  Publisher:	Tonkin House
  Release Date:	May 18, 1990
  Rating:	CERO - Rating Scheduling
• 

  North America

  Retail
  Publisher:	Activision
  Release Date:	Sep 1, 1990
  Rating:	ESRB - Rating Pending