Stealth is an English word meaning "covert" or " secretive.
Stealth fighters evade the enemy's radar.
Like ninjas, they penetrate enemy territory to carry out their missions.

Japan's pensions are designed to be reduced in real terms.
They call it "macroeconomic indexing" and call it stealth.
The real reduction is hidden behind such a cloak of invisibility.

The government pretends to work hard to raise workers' wages, when in fact real wages have been declining for decades in a row, unable to keep pace with inflation.
It is a trick or a scam of sorts, a stealth form of economic injustice.

The American corporate giants GAFA and their ilk hold the dominant platform, and countries that have no choice but to use them pay them huge sums of money every day.
(GAFA is Google, Apple, Amazon, and Facebook.)
You are donating money to them without knowing it as you use them, it's stealth.

This digital deficit is in the trillions of yen in Japan.
The Japanese are now earning money by smiling and offering hospitality to the inbounds, but they say their payments to GAFA are far greater than what they earn.

Everything has become more complex and precise today, and compliance is demanded in every situation.
Therefore, overt economic activities are not possible, and everyone makes money stealthily and cleverly. It is stealth.

A long time ago, the economic stealth of the common man was navel-gazing.
If left unchecked for a long time, even the person himself could forget where he hid it.
Compared to G.A.F.A., it is a much prettier stealth.