What share of managers are women at Medical Corporation Iwai Medical Foundation?

29.4%, as reported to MHLW's women's-advancement database (as of May 2024).

What is the gender pay gap at Medical Corporation Iwai Medical Foundation?

Women's average pay as a percentage of men's: 99.1% across all employees, 78.5% among regular employees. This compares average pay, not pay for the same job.

How much overtime do employees at Medical Corporation Iwai Medical Foundation work, and how much paid leave do they take?

Average overtime is 8.0 hours a month (median for the same industry and size: 3.9 hours), as reported to MHLW's women's-advancement database.

How long do employees stay at Medical Corporation Iwai Medical Foundation?

Average tenure is 9.0 years for men and 7.0 years for women.

← Healthcare & welfare in Tokyo

Healthcare & welfare·Tokyo·301–500 employees

Medical Corporation Iwai Medical Foundation

Japanese name: 医療法人財団岩井医療財団 · English rendering · Corporate number 5011705000353 · 日本語

Medical Corporation Iwai Medical Foundation (医療法人財団岩井医療財団), a healthcare & welfare employer in Tokyo with 301–500 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 29.4% of its managers are women, women's average pay is 78.5% of men's among regular employees (as of May 2024).

Women's advancement and leave

Women in management

29.4%

Median, same industry and size: 47.8%

Women among new hires

71.0%

Median, same industry and size: 74.0%

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

99.1%

Median, same industry and size: 80.0%

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

78.5%

Median, same industry and size: 83.7%

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

Not published

Median, same industry and size: 96.2%

Men taking childcare leave

Not published

Median, same industry and size: 66.6%

Figures are for the group. The pay figures compare women's average pay with men's, not pay for the same job. Data as of May 2024.

Working hours and retention

Average monthly overtime

8.0 hrs

Median, same industry and size: 3.9 hrs

Paid leave taken

Not published

Median, same industry and size: 74.0%

Average tenure, men

9.0 yrs

Median, same industry and size: 10.0 yrs

Average tenure, women

7.0 yrs

Median, same industry and size: 9.2 yrs

Healthcare & welfare in Tokyo

SOMPO Care Co., Ltd.5001+ employees
Earth Support Co., Ltd.Women managers 33.2%
Social Include Co., Ltd.Women managers 33.3%
U-Style Laboratory Co., Ltd.Women managers 23.1%
Like Kids Co., Ltd.Women managers 82.8%
Medical Corporation MeirikaiWomen managers 45.7%
Medical Corporation MeihokaiWomen managers 37.2%
SOYOKAZE Co., Ltd.Women managers 30.0%

Every healthcare & welfare employer in Tokyo →

Questions this page answers

What share of managers are women at Medical Corporation Iwai Medical Foundation?: 29.4%, as reported to MHLW's women's-advancement database (as of May 2024).
What is the gender pay gap at Medical Corporation Iwai Medical Foundation?: Women's average pay as a percentage of men's: 99.1% across all employees, 78.5% among regular employees. This compares average pay, not pay for the same job.
How much overtime do employees at Medical Corporation Iwai Medical Foundation work, and how much paid leave do they take?: Average overtime is 8.0 hours a month (median for the same industry and size: 3.9 hours), as reported to MHLW's women's-advancement database.
How long do employees stay at Medical Corporation Iwai Medical Foundation?: Average tenure is 9.0 years for men and 7.0 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.