Street Fighter: Explaining Ryu's Story in Each Game

Ryu has been the mascot of the Street Fighter franchise since its inception and has grown a lot as a character and a fighter in that time.

How to Play the Street Fighter Games in Chronological Order - IGN

Character Guide 100: Ryu, The Character Guides, Activity Reports

Street Fighter (Franchise) - TV Tropes

Street Fighter II - Wikipedia

History of the Street Fighter Series - all the Games

Street Fighter: What Do Hadōken and Shōryūken Actually Mean?

Is Ryu from Street Fighter multi-continental? - Quora

The Stunning Transformation Of Street Fighter

Ryu - Street Fighters - Second take - Character profile - Part 1

Correct Order to Play Street Fighter Games Story