i have found the RNG God.

[Alukah]

The only thing I'm interested in, is how he got his retainer's inventory to all be in one menu. O_O Am I missing something, I didn't know you could do that but it sure would be freaking helpful for me.

So.. how do you do it?

Added with 2.3

Character configuration > Control Settings > Character > Inventory Settings, set it to "expanded".