What share of managers are women at Nihon Infra Management Co., Ltd.?

5.0%, as reported to MHLW's women's-advancement database (as of May 2026).

What is the gender pay gap at Nihon Infra Management Co., Ltd.?

Women's average pay as a percentage of men's: 59.1% across all employees, 73.6% among regular employees, 60.1% among non-regular employees. This compares average pay, not pay for the same job.

How much overtime do employees at Nihon Infra Management Co., Ltd. work, and how much paid leave do they take?

Average overtime is 18.3 hours a month (median for the same industry and size: 14.0 hours), as reported to MHLW's women's-advancement database.

← Professional & technical services in Okayama

Professional & technical services·Okayama·101–300 employees

Nihon Infra Management Co., Ltd.

Japanese name: 日本インフラマネジメント株式会社 · English rendering · Corporate number 8260001003233 · 日本語

Nihon Infra Management Co., Ltd. (日本インフラマネジメント株式会社), a professional & technical services employer in Okayama with 101–300 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 5.0% of its managers are women, women's average pay is 73.6% of men's among regular employees (as of May 2026).

Women's advancement and leave

Women in management

5.0%

Median, same industry and size: 12.5%

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

59.1%

Median, same industry and size: 74.8%

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

73.6%

Median, same industry and size: 77.1%

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

60.1%

Median, same industry and size: 63.5%

Men taking childcare leave

Not published

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

Working hours and retention

Average monthly overtime

18.3 hrs

Median, same industry and size: 14.0 hrs

Paid leave taken

Not published

Median, same industry and size: 74.0%

Average tenure, men

Not published

Average tenure, women

Not published

Professional & technical services in Okayama

Eight Nihon Gijutsu Kaihatsu Co., Ltd.Women managers 5.1%
Wesco Co., Ltd.Women managers 0.5%

Every professional & technical services employer in Okayama →

Questions this page answers

What share of managers are women at Nihon Infra Management Co., Ltd.?: 5.0%, as reported to MHLW's women's-advancement database (as of May 2026).
What is the gender pay gap at Nihon Infra Management Co., Ltd.?: Women's average pay as a percentage of men's: 59.1% across all employees, 73.6% among regular employees, 60.1% among non-regular employees. This compares average pay, not pay for the same job.
How much overtime do employees at Nihon Infra Management Co., Ltd. work, and how much paid leave do they take?: Average overtime is 18.3 hours a month (median for the same industry and size: 14.0 hours), 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.