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

0.0%, as reported to MHLW's women's-advancement database (as of October 2025).

How much overtime do employees at Gunma Seiko Co., Ltd. work, and how much paid leave do they take?

Average overtime is 23.6 hours a month (median for the same industry and size: 15.6 hours), as reported to MHLW's women's-advancement database.

How long do employees stay at Gunma Seiko Co., Ltd.?

Average tenure is 14.0 years for men and 12.0 years for women.

← Transport equipment in Gunma

Transport equipment·Gunma·101–300 employees

Gunma Seiko Co., Ltd.

Japanese name: 群馬精工株式会社 · English rendering · Corporate number 2070001000916 · 日本語

Gunma Seiko Co., Ltd. (群馬精工株式会社), a transport equipment employer in Gunma 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 (as of October 2025).

Women's advancement and leave

Women in management

0.0%

Median, same industry and size: 0.0%

Women among new hires

38.0%

Median, same industry and size: 23.0%

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

Not published

Median, same industry and size: 77.5%

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

Not published

Median, same industry and size: 78.0%

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

Not published

Median, same industry and size: 76.6%

Men taking childcare leave

Not published

Median, same industry and size: 66.7%

The pay figures compare women's average pay with men's, not pay for the same job. Data as of October 2025.

Working hours and retention

Average monthly overtime

23.6 hrs

Median, same industry and size: 15.6 hrs

Paid leave taken

Not published

Median, same industry and size: 76.0%

Average tenure, men

14.0 yrs

Median, same industry and size: 14.4 yrs

Average tenure, women

12.0 yrs

Median, same industry and size: 11.7 yrs

Transport equipment in Gunma

Shigeru Kogyo Co., Ltd.Women managers 2.1%
Yamada Seisakusho Co., Ltd.Women managers 0.0%
Toa Kogyo Co., Ltd.1001–5000 employees
IHI Aerospace Co., Ltd.Women managers 8.8%
Sakamoto Kogyo Co., Ltd.Women managers 4.3%
Fuji Kikai Co., Ltd.Women managers 2.8%
Yoshikawa Co., Ltd.Women managers 0.0%
Nukabe Co., Ltd.Women managers 0.0%

Every transport equipment employer in Gunma →

Questions this page answers

What share of managers are women at Gunma Seiko Co., Ltd.?: 0.0%, as reported to MHLW's women's-advancement database (as of October 2025).
How much overtime do employees at Gunma Seiko Co., Ltd. work, and how much paid leave do they take?: Average overtime is 23.6 hours a month (median for the same industry and size: 15.6 hours), as reported to MHLW's women's-advancement database.
How long do employees stay at Gunma Seiko Co., Ltd.?: Average tenure is 14.0 years for men and 12.0 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.