Do you think Japanese economy is command one?
There are twist/monoply market economy and equal competition/anti-trust market economy.
Japanese and most European economies belong to the latter.
Yes, we all need wealth, but wealth doesn't have to be concentrated among a few. Wealth will become more like wealth when it is distributed and enjoyed by many. Otherwise, that wealth is only a miser's treasure box.
A true Democracy does not exacerbate society injustice. A true Democracy does not suppress equal competition. Only sham democracy makes evil worse, worse than egalitarian Communist.
As said, there shouldnt a problem to have rich people. But there IS a problem to have super rich people in a poor country. If you dont see the problem, you have bigger problem than I had expected.
Sympathy towards the unprivileged is a typical human character. Only animals eat the other to fatten themselves, leaving the carcasses behind in the bloody trail.
When the rich set higher bar for their bank account in a society of injustice and monopoly, more children of their own kind are condemned to perish due to malnutrition and negligence