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Construction·Kumamoto·101–300 employees

Shirasagi Denki Kogyo Co., Ltd.

Japanese name: 白鷺電気工業株式会社 · English rendering · Corporate number 1330001002440 · 日本語

Shirasagi Denki Kogyo Co., Ltd. (白鷺電気工業株式会社), a construction employer in Kumamoto with 101–300 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 6.1% of its managers are women, women's average pay is 77.1% of men's among regular employees, 100.0% of eligible fathers took childcare leave (as of March 2026).

Women's advancement and leave

Women in management
6.1%
Median, same industry and size: 4.0%
Women's pay as % of men's, all
77.5%
Median, same industry and size: 70.0%
Women's pay as % of men's, regular
77.1%
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
100.0%
Employment category not stated, so not comparable with other employers.
Kurumin

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

Working hours and retention

Average monthly overtime
Not published
Median, same industry and size: 16.0 hrs
Paid leave taken
83.3%
Median, same industry and size: 70.8%
Average tenure, men
16.5 yrs
Employment category not stated, so not comparable with other employers.
Average tenure, women
3.3 yrs
Employment category not stated, so not comparable with other employers.

Construction in Kumamoto

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Questions this page answers

What share of managers are women at Shirasagi Denki Kogyo Co., Ltd.?
6.1%, as reported to MHLW's women's-advancement database (as of March 2026).
What is the gender pay gap at Shirasagi Denki Kogyo Co., Ltd.?
Women's average pay as a percentage of men's: 77.5% across all employees, 77.1% among regular employees. This compares average pay, not pay for the same job.
How many fathers take childcare leave at Shirasagi Denki Kogyo Co., Ltd.?
100.0% of eligible men took childcare leave.
How much overtime do employees at Shirasagi Denki Kogyo Co., Ltd. work, and how much paid leave do they take?
employees take 83.3% of their paid leave (median: 70.8%), as reported to MHLW's women's-advancement database.
How long do employees stay at Shirasagi Denki Kogyo Co., Ltd.?
Average tenure is 16.5 years for men and 3.3 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.