中間層

• Reading: ちゅうかんそう
• Romaji: chūkansō
• Kanji breakdown: 中 (chū) — middle; 間 (kan) — between, interval; 層 (sō) — layer, stratum, class
• Pronunciation: /tɕɯːkansōː/

Meaning

Middle class; middle stratum. The broad social layer between the wealthy elite and the economically disadvantaged.

A sociological compound of 中間 (middle, intermediate) and 層 (layer, stratum). In Japanese discourse, 中間層 carries both economic and cultural connotations: stable employment, homeownership, and strong investment in children's education. The perceived erosion of 中間層 following the 1990s economic stagnation has been a defining theme of Heisei-era social commentary.

Examples

1. 格差拡大により中間層が縮小しているという調査結果が出た。 A survey has found that the middle class is shrinking due to widening inequality.
2. 中間層の購買力回復が日本経済の鍵を握ると専門家は言う。 Experts say that the recovery of the middle class's purchasing power is key to Japan's economy.
3. 一億総中流と呼ばれた時代に比べ、今の中間層の実態は大きく変わった。 Compared to the era when Japan was called an all-middle-class society, the reality of today's middle class has changed greatly.

Usage Guide

Context: sociology, economics, politics, media

Tone: neutral

Origin & History

Compound of 中間 (chūkan) — middle, intermediate, and 層 (sō) — layer, stratum, class. The sociological use of 層 for social strata reflects the influence of German-style stratification theory adopted into Japanese social science in the Meiji and Taisho eras.

Cultural Context

Era: Shōwa–Reiwa

Generation: Adults

Social background: General