Dragon Ball Z: Buyuu Retsuden has never been released for PC, so it has no PC system requirements. It came out on Genesis. Released in 1994.
Running Dragon Ball Z: Buyuu Retsuden on a computer
There is no emulator for Genesis that this site will point you at.
Games of the same series that run on PC
DRAGON BALL: Sparking! ZERO
DRAGON BALL: THE BREAKERS
Dragon Ball Z: Kakarot
SUPER DRAGON BALL HEROES WORLD MISSION
DRAGON BALL FighterZ
Dragon Ball Xenoverse 2
Where Dragon Ball Z: Buyuu Retsuden can be played
Platforms: Genesis.
