Medical Corporation Koseikai
Japanese name: 医療法人光生会 · English rendering · Corporate number 4180305002323 · 日本語
Medical Corporation Koseikai (医療法人光生会), a healthcare & welfare employer in Aichi with 501–1000 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that women's average pay is 57.4% of men's among regular employees (as of April 2025).
Women's advancement and leave
The pay figures compare women's average pay with men's, not pay for the same job. Data as of April 2025.
Working hours and retention
Healthcare & welfare in Aichi
- Aichi-ken Kosei Agricultural Cooperative FederationWomen managers 35.9%
- Gold Age Co., Ltd.Women managers 47.1%
- Medical Corporation SeijukaiWomen managers 57.8%
- Medical Corporation KeimeikaiWomen managers 54.2%
- Medical Corporation JunseikaiWomen managers 57.9%
- Medical Corporation HomikaiWomen managers 36.8%
- Medical Corporation ToyotakaiWomen managers 40.3%
- Medical Corporation KaikokaiWomen managers 50.0%
Every healthcare & welfare employer in Aichi →
Questions this page answers
- What is the gender pay gap at Medical Corporation Koseikai?
- Women's average pay as a percentage of men's: 55.7% across all employees, 57.4% among regular employees, 131.7% among non-regular employees. This compares average pay, not pay for the same job.
- How much overtime do employees at Medical Corporation Koseikai work, and how much paid leave do they take?
- employees take 74.4% of their paid leave (median: 75.0%), as reported to MHLW's women's-advancement database.
- How long do employees stay at Medical Corporation Koseikai?
- Average tenure is 10.7 years for men and 9.1 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 includesSource: 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.