The release of Streets of Rage 1 was in 1991, which was just the heyday of the side-scrolling action fighting game in the arcade room.
Below, I only give a brief introduction to these 3 official generations. Streets of Rage (also called Bare Knuckle, ベア・ナックル) is a tailor-made beat ’em up style series video game in the 90s of last century, made by SEGA company for its 16-bit home game console – Mega Drive to go after the side-scrolling game agitation in arcade industry.