It’s actually decreased pretty significantly since 2015. In 2021 the amount spent was 14.6 trillion. But yes, still an enormous amount of money and time spent at pachinko halls.
https://www.statista.com/topics/7427/pachinko-in-japan/#topi...
https://www.statista.com/topics/7427/pachinko-in-japan/#topi...
Doesn't that mean they are losing 30%~ of their pre-tax income on this? Keep in mind that pachinko players often aren't that particularly wealthy, so more than 30% really.