Finance & insurance·Tokyo·5001+ employees

Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd.

Japanese name: 三井住友海上火災保険株式会社 · English rendering · Corporate number 6010001008795 · 日本語

Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd. (三井住友海上火災保険株式会社), a finance & insurance employer in Tokyo with 5001+ employees, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that 21.2% of its managers are women, women's average pay is 55.7% of men's among regular employees, 110.2% of eligible fathers took childcare leave (as of September 2026).

Women's advancement and leave

Women in management
21.2%
Median, same industry and size: 21.7%
Women among officers
14.9%
Median, same industry and size: 9.8%
Women among new hires
48.6%
For one employment category the company defines, so not comparable with other employers.
Women's pay as % of men's, all
48.8%
Median, same industry and size: 53.2%
Women's pay as % of men's, regular
55.7%
Median, same industry and size: 55.1%
Women's pay as % of men's, non-regular
30.7%
Median, same industry and size: 57.6%
Men taking childcare leave
110.2%
For one employment category the company defines, so not comparable with other employers.
Eruboshi (level 2)KuruminPlatinum 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
11.0 hrs
Median, same industry and size: 12.3 hrs
Paid leave taken
Not published
Median, same industry: 75.3%
Average tenure, men
19.9 yrs
For one employment category the company defines, so not comparable with other employers.
Average tenure, women
15.7 yrs
For one employment category the company defines, so not comparable with other employers.

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Questions this page answers

What share of managers are women at Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd.?
21.2%, as reported to MHLW's women's-advancement database (as of September 2026).
What is the gender pay gap at Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd.?
Women's average pay as a percentage of men's: 48.8% across all employees, 55.7% among regular employees, 30.7% among non-regular employees. This compares average pay, not pay for the same job.
How many fathers take childcare leave at Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd.?
110.2% of eligible men took childcare leave (above 100% because leave taken this year can be for children born the year before).
How much overtime do employees at Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd. work, and how much paid leave do they take?
Average overtime is 11.0 hours a month (median for the same industry and size: 12.3 hours), as reported to MHLW's women's-advancement database.
How long do employees stay at Mitsui Sumitomo Kaijo Kasai Hoken Co., Ltd.?
Average tenure is 19.9 years for men and 15.7 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 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.