The Japan Steel Works, Ltd.

Machinery ・ 5631

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
¥7.1m
filing entity, incl. bonuses
vs peers
+¥1.85m
same industry & average age
Average age
38.8 yrs
Average tenure
12.6 yrs
Employees
5,419
consolidated
Market cap
¥677.8bn
J-Quants, ~12-week delay
Working here from 22 to 60est. ¥257m grossindustry norm ¥200m ・ ¥193m after tax and social insurance (75%)
What is left after tax and social insurance? →How much did the 2026 changes move it? →

Corporate Number 5010701019531 (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 managers3.0%definition of 'manager' varies by company
Male parental leave98.8%can exceed 100%; says nothing about duration
Gender pay gap (all workers)77.2%women's pay as % of men's; not equal-work comparison
Workplace score (beta)50.1deviation vs all listed, 50 = median
Investment score (beta)46.9deviation 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¥6.9m
2025-03-31¥6.9m
2026-03-31¥7.1m

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
TSUGAMI CORPORATION¥7.1m44.06101
Y.A.C. HOLDINGS CO., LTD.¥7.1m47.26298
TOKYO AUTOMATIC MACHINERY WORKS, LTD¥7.1m43.36360
UNION TOOL CO.¥7.1m42.26278
Nabtesco Corporation¥7.2m42.66268
RHEON AUTOMATIC MACHINERY CO., LTD.¥7.2m45.26272

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: 株式会社日本製鋼所.