NIPPON SEIRO CO., LTD.

Oil & Coal Products ・ 5010

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
¥6.7m
filing entity, incl. bonuses
vs peers
+¥1.13m
same industry & average age
Average age
43.0 yrs
Average tenure
18.0 yrs
Employees
272
consolidated
Market cap
¥4.8bn
J-Quants, ~12-week delay
Working here from 22 to 60est. ¥231m grossindustry norm ¥200m ・ ¥176m after tax and social insurance (76%)
What is left after tax and social insurance? →How much did the 2026 changes move it? →

Corporate Number 4010001034983 (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 managersdefinition of 'manager' varies by company
Male parental leavecan exceed 100%; says nothing about duration
Gender pay gap (all workers)women's pay as % of men's; not equal-work comparison
Workplace score (beta)54.3deviation vs all listed, 50 = median
Investment score (beta)46.6deviation 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
2023-12-31¥5.7m
2024-12-31¥6.2m
2025-12-31¥6.7m

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
NIPPON COKE & ENGINEERING CO., LTD.¥6.1m40.43315
MORESCO Corporation¥7.1m44.75018
Yushiro Inc.¥7.2m47.55013
NICHIREKI GROUP CO., LTD.¥8.4m44.95011
BP Castrol K.K.¥9.9m48.95015
Idemitsu Kosan Co.,Ltd.¥10.0m42.05019

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: 日本精蝋株式会社.