This die is actually perfectly loaded, it has the same results as a regular die.
There exists in the game files another die called The commonest die (1f84e042-ff6b-40e4-9f7f-f850ffc403f4), it is unobtainable, lacks an icon in the menu, has the same description as the shrinking playing die, shares the model of the Lu die and has the following load, side 1 to 6: 25%, 13%, 13%, 13%, 25%, 13%.