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Professional & technical services·Tokyo·101–300 employees

Zero In Co., Ltd.

Japanese name: 株式会社ゼロイン · English rendering · Corporate number 5010001069236 · 日本語

Zero In Co., Ltd. (株式会社ゼロイン), a professional & technical services employer in Tokyo with 101–300 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 51.7% of its managers are women, women's average pay is 88.8% of men's among regular employees, 100.0% of eligible fathers took childcare leave (as of September 2026).

Women's advancement and leave

Women in management
51.7%
Median, same industry and size: 12.5%
Women among new hires
66.7%
For one employment category the company defines, so not comparable with other employers.
Women's pay as % of men's, all
87.5%
Median, same industry and size: 74.8%
Women's pay as % of men's, regular
88.8%
Median, same industry and size: 77.1%
Women's pay as % of men's, non-regular
97.1%
Median, same industry and size: 63.5%
Men taking childcare leave
100.0%
For one employment category the company defines, so not comparable with other employers.
Eruboshi (level 3)Platinum EruboshiKuruminPlatinum Kurumin

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

Working hours and retention

Average monthly overtime
10.3 hrs
Median, same industry and size: 14.0 hrs
Paid leave taken
76.1%
Median, same industry and size: 74.0%
Average tenure, men
Not published
Average tenure, women
Not published

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Questions this page answers

What share of managers are women at Zero In Co., Ltd.?
51.7%, as reported to MHLW's women's-advancement database (as of September 2026).
What is the gender pay gap at Zero In Co., Ltd.?
Women's average pay as a percentage of men's: 87.5% across all employees, 88.8% among regular employees, 97.1% among non-regular employees. This compares average pay, not pay for the same job.
How many fathers take childcare leave at Zero In Co., Ltd.?
100.0% of eligible men took childcare leave.
How much overtime do employees at Zero In Co., Ltd. work, and how much paid leave do they take?
Average overtime is 10.3 hours a month (median for the same industry and size: 14.0 hours), and employees take 76.1% of their paid leave (median: 74.0%), as reported to MHLW's women's-advancement database.

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.