Kumagaigumi Co.,Ltd.

Construction ・ 1861

Figures below come from this company's annual securities report (有価証券報告書) filed with Japan's Financial Services Agency. Filing a false statement is a criminal offence, which is what makes them worth building on.

Average annual pay
¥9.2m
filing entity, incl. bonuses
vs peers
+¥3.33m
same industry & average age
Average age
44.0 yrs
Average tenure
18.6 yrs
Employees
4,507
consolidated
Market cap
J-Quants, ~12-week delay
Working here from 22 to 60est. ¥312m grossindustry norm ¥219m ・ ¥228m after tax and social insurance (73%)
What is left after tax and social insurance? →How much did the 2026 changes move it? →

Corporate Number 1210001001082 (National Tax Agency)

Workforce disclosure

Japan requires listed companies to disclose these three ratios. They are useful but easy to misread — the notes matter.

ItemValue What it does not tell you
Female managers6.5%definition of 'manager' varies by company
Male parental leave88.6%can exceed 100%; says nothing about duration
Gender pay gap (all workers)66.0%women's pay as % of men's; not equal-work comparison
Workplace score (beta)57.5deviation vs all listed, 50 = median
Investment score (beta)51.0deviation vs all listed, 50 = median

Pay history

From past annual securities reports. Reorganisations move this figure even when pay itself does not — the average covers the filing entity only.

Fiscal year endAverage annual pay
2024-03-31¥8.5m
2025-03-31¥8.5m
2026-03-31¥9.2m

Similar companies

Same sector, closest by average pay. A starting point for comparison — not a ranking. Pay differences here are driven as much by average age and by how much of the group sits inside the filing entity as by how well a company pays.

Company Average payAvg ageCode
MEIKO CONSTRUCTION CO.,LTD.¥9.0m41.21869
Sekisui House,Ltd.¥9.1m43.51928
OTEC CORPORATION¥9.1m40.91736
TOYO ENGINEERING CORPORATION¥9.2m42.46330
DAISUE CONSTRUCTION CO., LTD.¥9.3m41.71814
KITANO CONSTRUCTION CORP.¥9.3m44.51866

Limitations

Source: annual securities report (EDINET, Financial Services Agency of Japan); market data from J-Quants (JPX Market Innovation & Research), ~12-week delay. Compiled independently by Corpus; not provided or endorsed by any government agency. Full detail in Japanese: 株式会社熊谷組.