Year	Name	Developer	Machines
1983	Champion Base Ball ' Sports / Baseball, | 2P alt, ???,	Sega / Alpha Denshi
1983	Champion Base Ball Part-2 ' Sports / Baseball, | 2P sim, ???,	Alpha Denshi Co. (Sega license)
1989	Super Champion Baseball ' Sports / Baseball, | 2P sim,	Alpha Denshi Co.