What share of managers are women at Astem Co., Ltd.?

0.0%, as reported to MHLW's women's-advancement database (as of January 2022).

How many fathers take childcare leave at Astem Co., Ltd.?

0.0% of eligible men took childcare leave.

How long do employees stay at Astem Co., Ltd.?

Average tenure is 16.0 years for men and 8.6 years for women.

← Construction in Tokyo

Construction·Tokyo·101–300 employees

Astem Co., Ltd.

Japanese name: 株式会社アステム · English rendering · Corporate number 3010001062580 · 日本語

Astem Co., Ltd. (株式会社アステム), a construction employer in Tokyo with 101–300 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 0.0% of its managers are women, 0.0% of eligible fathers took childcare leave (as of January 2022).

Women's advancement and leave

Women in management

0.0%

Median, same industry and size: 4.0%

Women's pay as % of men's, all

Not published

Median, same industry and size: 70.0%

Women's pay as % of men's, regular

Not published

Median, same industry and size: 71.8%

Women's pay as % of men's, non-regular

Not published

Median, same industry and size: 63.6%

Men taking childcare leave

0.0%

Employment category not stated, so not comparable with other employers.

The pay figures compare women's average pay with men's, not pay for the same job. Data as of January 2022.

Working hours and retention

Average monthly overtime

Not published

Median, same industry and size: 16.0 hrs

Paid leave taken

Not published

Median, same industry and size: 70.8%

Average tenure, men

16.0 yrs

Employment category not stated, so not comparable with other employers.

Average tenure, women

8.6 yrs

Employment category not stated, so not comparable with other employers.

Construction in Tokyo

ICHIJO CO.,LTD.Women managers 2.7%
Hitachi Building Systems Co., Ltd.Women managers 2.8%
Mitsubishi Electric Building Solutions Co., Ltd.Women managers 1.8%
JFE Plant Engi Co., Ltd.1001–5000 employees
JR East Japan Biltec Co., Ltd.Women managers 3.3%
KDDI Engineering Co., Ltd.Women managers 3.1%
NEC Facilities Co., Ltd.Women managers 2.9%
NX Engineering Co., Ltd.Women managers 1.0%

Every construction employer in Tokyo →

Questions this page answers

What share of managers are women at Astem Co., Ltd.?: 0.0%, as reported to MHLW's women's-advancement database (as of January 2022).
How many fathers take childcare leave at Astem Co., Ltd.?: 0.0% of eligible men took childcare leave.
How long do employees stay at Astem Co., Ltd.?: Average tenure is 16.0 years for men and 8.6 years for women.

Japan Human Capital Data 2026

Every figure for about 36,000 unlisted employers and 3,789 listed companies at once: percentile ranks within each industry and size band, women among supervisors, ten-year retention by gender, women's leave uptake, and every foreign-owned subsidiary flagged with its parent. In a members' dashboard and as Excel and CSV.

What Professional includes

Source: Ministry of Health, Labour and Welfare, women's-advancement database (open data), as of 2026-10-06; figures are self-reported by each employer and checked for plausibility by The Hardest Market. 女性の活躍推進企業データベースオープンデータ（2026年10月6日時点）を加工して作成.