On Friday night you can even see one old boxer "graduated" to the seniors' league.
He did so by fighting older and more experienced boxers.
At the age of 48 years and 110 days, it made him the oldest ever boxer to hold a world championship belt.
An old boxer never loses his punch is what Hugh had said.
He'll be like an old boxer trying to make a comeback.
He won by 12 round decision, becoming the oldest Japanese boxer to win a world title, at 35 years of age.
Defying the fate of most old boxers, he is said to be sharp.
It's not uncommon for old boxers to wind up in humble positions.
She is currently the oldest professional female boxer in Japan.
"I'm not going to say what it was," the old boxer said.