Seiwa Corporation
Japanese name: 生和コーポレーション株式会社 · English rendering · Corporate number 3122001004997 · 日本語
Seiwa Corporation (生和コーポレーション株式会社), a construction employer in Osaka with 501–1000 employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that women's average pay is 72.3% of men's among regular employees (as of May 2026).
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 May 2026.
Working hours and retention
Construction in Osaka
- TAKENAKA CORPORATIONWomen managers 6.2%
- JR West Electric Tech Co., Ltd.Women managers 1.0%
- Panasonic Homes Co., Ltd.Women managers 8.1%
- JR West Japan Rail Tech Co., Ltd.Women managers 1.3%
- Ontex Co., Ltd.1001–5000 employees
- Kanden Engineering Co., Ltd.Women managers 0.8%
- Osaka Gas Facilities Co., Ltd.1001–5000 employees
- Kanden Plant Co., Ltd.Women managers 0.5%
Every construction employer in Osaka →
Questions this page answers
- What is the gender pay gap at Seiwa Corporation?
- Women's average pay as a percentage of men's: 70.2% across all employees, 72.3% among regular employees, 53.2% among non-regular employees. This compares average pay, not pay for the same job.
- How long do employees stay at Seiwa Corporation?
- Average tenure is 8.9 years for men and 8.7 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.