PERFECT.... If their relationship is good enough Izuku may have a free figure or two or five arrive at his doorstep on his next birthday.........

It's that ramen cartel money

it's debatable whether Kaito is ACTUALLY a crime lord or not but he certainly seems to have his hands full with red light district politics and headhunters that the rumors will be buzzing about everywhere and it'd be hilarious if said rumors extend to his employees (read: poor Izuku being mistaken for a crime lord's lackey by the school newspaper...).