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

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

What is the gender pay gap at Jonan Seisakujo Co., Ltd.?

Women's average pay as a percentage of men's: 80.9% across all employees, 80.4% among regular employees, 83.3% among non-regular employees. This compares average pay, not pay for the same job.

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

100.0% of eligible men took childcare leave.

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

Average overtime is 10.8 hours a month (median for the same industry and size: 13.6 hours), and employees take 65.2% of their paid leave (median: 74.8%), as reported to MHLW's women's-advancement database.

How long do employees stay at Jonan Seisakujo Co., Ltd.?

Average tenure is 15.4 years for men and 14.5 years for women.

← Other manufacturing in Nagano

Other manufacturing·Nagano·301–500 employees

Jonan Seisakujo Co., Ltd.

Japanese name: 株式会社城南製作所 · English rendering · Corporate number 2100001011034 · 日本語

Jonan Seisakujo Co., Ltd. (株式会社城南製作所), a other manufacturing employer in Nagano with 301–500 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 80.4% of men's among regular employees, 100.0% of eligible fathers took childcare leave (as of June 2026).

Women's advancement and leave

Women in management

0.0%

Median, same industry and size: 4.2%

Women among officers

12.5%

Median, same industry and size: 0.0%

Women among new hires

14.3%

Median, same industry and size: 31.3%

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

80.9%

Median, same industry and size: 71.4%

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

80.4%

Median, same industry and size: 76.4%

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

83.3%

Median, same industry and size: 75.8%

Men taking childcare leave

100.0%

Median, same industry and size: 66.7%

Kurumin

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

Working hours and retention

Average monthly overtime

10.8 hrs

Median, same industry and size: 13.6 hrs

Paid leave taken

65.2%

Median, same industry and size: 74.8%

Average tenure, men

15.4 yrs

Median, same industry and size: 15.4 yrs

Average tenure, women

14.5 yrs

Median, same industry and size: 11.6 yrs

Other manufacturing in Nagano

FICT LimitedWomen managers 1.1%
NIDEC INSTRUMENTS CORPORATIONWomen managers 1.7%
Kashiyama Kogyo Co., Ltd.Women managers 2.3%
Nihon Pisco Co., Ltd.501–1000 employees
Ande Cook Co., Ltd.501–1000 employees
Nagano Olympus Co., Ltd.501–1000 employees
Fuji Electric Power Semiconductor Co., Ltd.Women managers 4.3%
VAIO Co., Ltd.Women managers 5.6%

Every other manufacturing employer in Nagano →

Questions this page answers

What share of managers are women at Jonan Seisakujo Co., Ltd.?: 0.0%, as reported to MHLW's women's-advancement database (as of June 2026).
What is the gender pay gap at Jonan Seisakujo Co., Ltd.?: Women's average pay as a percentage of men's: 80.9% across all employees, 80.4% among regular employees, 83.3% among non-regular employees. This compares average pay, not pay for the same job.
How many fathers take childcare leave at Jonan Seisakujo Co., Ltd.?: 100.0% of eligible men took childcare leave.
How much overtime do employees at Jonan Seisakujo Co., Ltd. work, and how much paid leave do they take?: Average overtime is 10.8 hours a month (median for the same industry and size: 13.6 hours), and employees take 65.2% of their paid leave (median: 74.8%), as reported to MHLW's women's-advancement database.
How long do employees stay at Jonan Seisakujo Co., Ltd.?: Average tenure is 15.4 years for men and 14.5 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.