CarlManvers2019
Writers Blocked Douchebag
Kengan matches
The Kengan matches (拳願仕合, Kengan shiai) are a system of underground fist fights implemented over 300 years before the events of Kengan Ashura. Their purpose is to settle disputes and business deals between large corporations, organisations and businesses by sending fighters to determine the...
kenganverse.fandom.com
This is in order to limit corporate sabotage and espionage and decide things like whether or not to do a sudden merger or who gets to buy this plot of land
Also, just people wanting to gamble on fights
There comes an increase in superhuman martial artists and brawlers at the same time
As well as increase in advances on medical technology, genetics, brains, cloning, drugs and agriculture and human bodies and exercise for whatever the reason