It’s always boggled me that by default, items can only be held at a quantity of 99. For that matter, I made a script that adjusts Item Limits. Here, some items can be held in more quantity or less quantity. Items can have individual limits, too. For example, you can make bigger items (like tools) have a smaller maximum that players can carry while tiny items (ingredients) have a larger maximum.
Also, only Disgaea can show me the biggest numbers I’ll ever see in my life: