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

0.0%, as reported to MHLW's women's-advancement database (as of July 2026).

What is the gender pay gap at Oishi Kensetsu Co., Ltd.?

Women's average pay as a percentage of men's: 67.5% across all employees, 67.1% among regular employees, 70.8% among non-regular employees. This compares average pay, not pay for the same job.

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

75.0% of eligible men took childcare leave.

How long do employees stay at Oishi Kensetsu Co., Ltd.?

Average tenure is 11.2 years for men and 4.9 years for women.

← Construction in Nagasaki

Construction·Nagasaki·101–300 employees

Oishi Kensetsu Co., Ltd.

Japanese name: 大石建設株式会社 · English rendering · Corporate number 7310001007774 · 日本語

Oishi Kensetsu Co., Ltd. (大石建設株式会社), a construction employer in Nagasaki 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, women's average pay is 67.1% of men's among regular employees, 75.0% of eligible fathers took childcare leave (as of July 2026).

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

67.5%

Median, same industry and size: 70.0%

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

67.1%

Median, same industry and size: 71.8%

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

70.8%

Median, same industry and size: 63.6%

Men taking childcare leave

75.0%

Median, same industry and size: 60.0%

The pay figures compare women's average pay with men's, not pay for the same job. Data as of July 2026.

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

11.2 yrs

Median, same industry and size: 14.4 yrs

Average tenure, women

4.9 yrs

Median, same industry and size: 10.0 yrs

Construction in Nagasaki

Tanigawa Kensetsu Co., Ltd.301–500 employees
DENKEN Co., Ltd.Women managers 4.3%
Saikai Kensetsu Co., Ltd.Women managers 0.0%
Horiuchigumi Co., Ltd.Women managers 9.5%
Yoshikawa Kensetsu Co., Ltd.Women managers 0.0%
Hoshino Kanko Setsubi Co., Ltd.Women managers 4.2%
Seibu Doro Co., Ltd.Women managers 0.0%
Nagasaki Dengyo Co., Ltd.Women managers 1.0%

Every construction employer in Nagasaki →

Questions this page answers

What share of managers are women at Oishi Kensetsu Co., Ltd.?: 0.0%, as reported to MHLW's women's-advancement database (as of July 2026).
What is the gender pay gap at Oishi Kensetsu Co., Ltd.?: Women's average pay as a percentage of men's: 67.5% across all employees, 67.1% among regular employees, 70.8% among non-regular employees. This compares average pay, not pay for the same job.
How many fathers take childcare leave at Oishi Kensetsu Co., Ltd.?: 75.0% of eligible men took childcare leave.
How long do employees stay at Oishi Kensetsu Co., Ltd.?: Average tenure is 11.2 years for men and 4.9 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.