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Plastics & rubber·Tokyo·301–500 employees

Sakagami Seisakusho Co., Ltd.

Japanese name: 株式会社 阪上製作所 · English rendering · Corporate number 2010601011500 · 日本語

Sakagami Seisakusho Co., Ltd. (株式会社 阪上製作所), a plastics & rubber employer in Tokyo with 301–500 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 7.5% of its managers are women, women's average pay is 86.9% of men's among regular employees, 66.7% of eligible fathers took childcare leave (as of April 2026).

Women's advancement and leave

Women in management
7.5%
Median, same industry and size: 1.0%
Women's pay as % of men's, all
58.9%
Median, same industry and size: 68.6%
Women's pay as % of men's, regular
86.9%
Median, same industry and size: 73.9%
Women's pay as % of men's, non-regular
67.5%
Median, same industry and size: 71.7%
Men taking childcare leave
66.7%
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 April 2026.

Working hours and retention

Average monthly overtime
Not published
Median, same industry and size: 12.3 hrs
Paid leave taken
Not published
Median, same industry: 73.0%
Average tenure, men
20.0 yrs
Employment category not stated, so not comparable with other employers.
Average tenure, women
20.0 yrs
Employment category not stated, so not comparable with other employers.

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Questions this page answers

What share of managers are women at Sakagami Seisakusho Co., Ltd.?
7.5%, as reported to MHLW's women's-advancement database (as of April 2026).
What is the gender pay gap at Sakagami Seisakusho Co., Ltd.?
Women's average pay as a percentage of men's: 58.9% across all employees, 86.9% among regular employees, 67.5% among non-regular employees. This compares average pay, not pay for the same job.
How many fathers take childcare leave at Sakagami Seisakusho Co., Ltd.?
66.7% of eligible men took childcare leave.
How long do employees stay at Sakagami Seisakusho Co., Ltd.?
Average tenure is 20.0 years for men and 20.0 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.