Machinery · Fiscal year end Mar 31

The Japan Steel Works, Ltd.

5631

株式会社日本製鋼所

FIGI BBG000BL8P155631.T5631 JPCorp. no. 5010701019531

Latest half-year results

First half · fiscal year to 2026-03 · filed 2025-11-13

For the first half of the fiscal year to 2026-03: Revenue ¥135.7 billion (+25.3% YoY), Ordinary income ¥12.6 billion (+47.0% YoY), Net income ¥10.1 billion (+67.9% YoY).

	This period	Year on year
Revenue	¥135.7bn	+25.3%
Ordinary profit	¥12.6bn	+47.0%
Net profit to owners	¥10.1bn	+67.9%

From the securities report on EDINET, which states no forecast. History via /v1/companies/5631/earnings-releases.

Financials

Japan GAAP · consolidated · fiscal year to 2026-03-31

Revenue: ¥274.9bn
Net income: ¥19.2bn
ROE: 9.5%
Equity ratio: 49.4%
Dividend / share: ¥92
Employees: 5,419

Revenue · ¥bn

Net income · ¥bn

Fiscal year	Revenue	Net income	Total assets	Net assets	ROE	EPS	Operating CF
2026-03-31	¥274.9bn	¥19.2bn	¥430.0bn	¥213.8bn	9.5%	¥261.38	−¥16.9bn
2025-03-31	¥248.6bn	¥18.0bn	¥398.1bn	¥195.1bn	9.7%	¥244.03	−¥4.6bn
2024-03-31	¥252.5bn	¥14.3bn	¥366.8bn	¥178.6bn	8.5%	¥194.02	¥21.7bn
2023-03-31	¥238.7bn	¥12.0bn	¥348.4bn	¥160.6bn	7.8%	¥162.75	−¥1.0bn
2022-03-31	¥213.8bn	¥13.9bn	¥339.7bn	¥151.1bn	9.6%	¥189.63	¥22.3bn

Indicators

Computed by us from filings · fiscal year to 2026-03-31

Metric	Value	Percentile among listed companies
ROE, %	9.5	56
Ordinary margin	0.0948	65.5
Equity ratio, %	49.4	40.6
Revenue growth	0.1058	70.8
Net income growth	0.0712	43.2
Operating cash flow / assets	-0.0393	9.1

Policy-uncertainty measure0.00 Share of the report's text discussing policy-related uncertainty, by policy area. Proprietary text method.

Ownership activity 0 filer(s) stated they may make proposals in 365 days; 0 new 5% holder(s) in 180 days; net stake change +1.76pt in 90 days; 9.9% held by other listed companies.

Interest example: if all ¥86.1bn of reported debt repriced by 50 basis points, a year's interest would rise by ¥431m. Our arithmetic only, not a forecast: fixed-rate debt and hedges are ignored.

Via /v1/companies/5631/indicators. Descriptive figures, not a rating and not investment advice.

From other filings

As the company states them

Bond ratings stated in filings: R&I A (2026-07-16, 第14回無担保社債). One bond's rating on that date, as the company stated it; it may have changed. The agencies' opinions, not ours. /v1/companies/5631/credit-ratings

Internal control, 2026-06-19: see filing 上記の評価の結果、当連結会計年度末日時点において、当社の財務報告に係る内部統制は有効であると判断しました。 Filing

Segments, votes and tender offers

Stated in EDINET filings

Segments: Industrial Machinery Products, Steel and Engineering Products, Real Estate and Other Businesses. /v1/companies/5631/segments

Latest voting result: 2026-06-22 · 剰余金の処分の件 · passed. /v1/companies/5631/voting

Ownership changes

All companies →

2026-10-06

Increase+0.84pt

Nomura Securities Co.,Ltd. raised holdings in The Japan Steel Works, Ltd. (5631) to 16.06% from 15.22%.

S100Z6FRFiler profile Original filing (PDF, Japanese)
2026-08-24

Decrease−0.05pt

Nomura Securities Co.,Ltd. reduced holdings in The Japan Steel Works, Ltd. (5631) to 15.22% from 15.27%.

S100YYFNFiler profile Original filing (PDF, Japanese)
2026-08-20

Increase+1.02pt

Sumitomo Mitsui Trust Bank,Limited raised holdings in The Japan Steel Works, Ltd. (5631) to 8.05% from 7.03%.

S100YXAXFiler profile Original filing (PDF, Japanese)
2026-08-19

Increase+1.01pt

Nomura Securities Co.,Ltd. raised holdings in The Japan Steel Works, Ltd. (5631) to 16.33% from 15.32%.

S100YXNEFiler profile Original filing (PDF, Japanese)
2026-08-19

Decrease−1.06pt

Nomura Securities Co.,Ltd. reduced holdings in The Japan Steel Works, Ltd. (5631) to 15.27% from 16.33%.

S100YXOBFiler profile Original filing (PDF, Japanese)
2026-06-24

Increase+1.18pt

Nomura Securities Co.,Ltd. raised holdings in The Japan Steel Works, Ltd. (5631) to 15.32% from 14.14%.

S100YICEFiler profile Original filing (PDF, Japanese)
2026-06-09

Increase+1.21pt

Nomura Securities Co.,Ltd. raised holdings in The Japan Steel Works, Ltd. (5631) to 14.14% from 12.93%.

S100Y9KBFiler profile Original filing (PDF, Japanese)
2026-05-21

Decrease−1.07pt

Sumitomo Mitsui Trust Bank,Limited reduced holdings in The Japan Steel Works, Ltd. (5631) to 7.03% from 8.10%.

S100Y4R1Filer profile Original filing (PDF, Japanese)
2026-03-17

Increase+0.66pt

NOMURA INTERNATIONAL PLC raised holdings in The Japan Steel Works, Ltd. (5631) to 12.93% from 12.27%.

S100XRC1Filer profile Original filing (PDF, Japanese)
2025-12-05

Below 5%−1.25pt

FMR LLC cut holdings in The Japan Steel Works, Ltd. (5631) to 3.91% from 5.16%, below the 5% threshold.

S100X8JNFiler profile Original filing (PDF, Japanese)

Trades by 5% holders

From the 60-day trade tables in 5% reports

Bought SoldHover a dot for the trade

Holder	Period	Net shares	Net % of shares	Avg. filed price	Range
NOMURA INTERNATIONAL PLC	2025-09-09 – 2026-09-29	+1,034,989	+1.34pt	¥8,849.36	¥6,896–10,332
野村アセットマネジメント株式会社	2025-09-09 – 2026-09-29	+1,176,209	+1.58pt	¥9,269.99	¥6,836–10,395
野村證券株式会社	2025-09-09 – 2026-09-29	-595,163	−0.81pt	¥8,034.67	¥6,835–10,312
NOMURA INTERNATIONAL PLC	2024-02-13 – 2026-08-18	+220,336	+0.33pt	¥5,561.11	¥2,376–8,398
野村アセットマネジメント株式会社	2024-02-13 – 2026-08-18	+4,541,500	+6.27pt	¥5,982.03	¥2,340–9,915
野村證券株式会社	2024-02-13 – 2026-08-18	-678,962	−0.91pt	¥7,350.02	¥2,385–9,913
アモーヴァ・アセットマネジメント株式会社	2025-07-04 – 2025-09-26	-1,010,500	−1.32pt	¥8,982.72	¥7,733–9,780
三井住友トラスト・アセットマネジメント株式会社	2021-10-11 – 2025-09-26	-1,478,700	−1.91pt	¥3,685.48	¥2,370–9,744
J O Hambro Capital Management Limited	2024-11-19 – 2025-05-02	+2,816,054	+3.76pt	¥6,361.86	¥5,188–6,669
ジェイオーエイチシーエム(シンガポール)・ピーティーイー・リミテッド(JOHCM (Singapore) Pte. Limited)	2024-11-19 – 2025-05-02	+2,816,054	+3.76pt	¥6,361.86	¥5,188–6,669
日興アセットマネジメント株式会社	2021-10-11 – 2024-12-26	+861,300	+1.14pt	¥3,195.43	¥2,387–6,885
三井住友信託銀行株式会社	2023-08-09 – 2024-11-22	-611,700	−0.81pt	—	—

Net shares and the average are our calculations. Prices are filed prices as stated by the filer, mostly for off-market trades; they are not market prices. Stock lending, custody transfers and option exercises are excluded from net shares. Every row via /v1/companies/5631/trades.

5% filings

Large shareholding reports on 5631

Filed	Filer	Stake	Change	Stated purpose
2026-10-06	Nomura Securities Co.,Ltd.	16.06%	+0.84pt	—
2026-08-24	Nomura Securities Co.,Ltd.	15.22%	−0.05pt	—
2026-08-20	Sumitomo Mitsui Trust Bank,Limited	8.05%	+1.02pt	strategic holding
2026-08-19	Nomura Securities Co.,Ltd.	16.33%	+1.01pt	—
2026-08-19	Nomura Securities Co.,Ltd.	15.27%	−1.06pt	—
2026-06-24	Nomura Securities Co.,Ltd.	15.32%	+1.18pt	—
2026-06-09	Nomura Securities Co.,Ltd.	14.14%	+1.21pt	—
2026-05-21	Sumitomo Mitsui Trust Bank,Limited	7.03%	−1.07pt	strategic holding
2026-03-17	NOMURA INTERNATIONAL PLC	12.93%	+0.66pt	—
2025-12-05	FMR LLC	3.91%	−1.25pt	—

Cross-shareholdings

From the annual report's status of shareholdings

Listed strategic holdings: 19 issues
Book value: ¥24.1bn
Sold in the year: ¥6.5bn 6 issues
Bought in the year: — — issues
Mutual, both reports: 16
Held by listed cos.: 26

Holds	Book value	Shares vs. prior year	Mutual
Sumitomo Mitsui Financial Group, Inc. 8316	¥6,109m	0.0%	no
TSUKISHIMA HOLDINGS CO., LTD. 6332	¥4,761m	-28.5%	both reports
Mitsui Fudosan Co., Ltd. 8801	¥4,654m	0.0%	both reports
MEIDENSHA CORPORATION 6508	¥2,566m	0.0%	both reports
TORAY INDUSTRIES,INC. 3402	¥1,970m	-66.7%	both reports
Electric Power Development Co., Ltd. 9513	¥1,525m	0.0%	both reports
kuribayashi steamship co.,ltd. 9171	¥1,490m	0.0%	both reports
MITSUI E&S Co., Ltd. 7003	¥1,070m	0.0%	both reports
MS&AD Insurance Group Holdings, Inc. 8725	¥967m	0.0%	both reports
TOYOイノベックス(株)（注）４	¥949m	0.0%	no

Held by: Mitsubishi Heavy Industries,Ltd. 7011, TSUKISHIMA HOLDINGS CO., LTD. 6332, MS&AD Insurance Group Holdings, Inc. 8725, Mitsui Fudosan Co., Ltd. 8801, Sumitomo Mitsui Trust Group, Inc. 8309, Hirogin Holdings, Inc. 7337, kuribayashi steamship co.,ltd. 9171, The Kansai Electric Power Company, Incorporated 9503, Chubu Electric Power Company,Incorporated 9502, North Pacific Bank,Ltd. 8524, Tohoku Electric Power Company,Incorporated 9506, Hokkaido Electric Power Company, Incorporated 9509 and 15 more

Purposes, all holdings and mutual flags via /v1/companies/5631/cross-holdings. Share changes include stock splits.

Major shareholders

As of fiscal year end 2026-03-31

Shareholder	Shares	Ratio
日本マスタートラスト信託銀行株式会社（信託口）	12,318,700	16.73%
株式会社日本カストディ銀行（信託口）	7,161,200	9.73%
大樹生命保険株式会社	2,827,600	3.84%
ステート　ストリート　バンク　アンドトラスト　カンパニー　５０５００１	1,931,345	2.62%
野村信託銀行株式会社（投信口）	1,729,200	2.35%
バンク　オブ　ニユーヨーク　ジーシーエム　クライアント　アカウント　ジエイピーアールデイ　アイエスジー　エフイー－エイシー	1,122,249	1.52%
NORTHERN TRUST CO.(AVFC) RE NON TREATY CLIENTS ACCOUNT	1,105,660	1.50%
三菱重工業株式会社	1,006,200	1.37%
月島ホールディングス株式会社	922,900	1.25%
ジェーピー　モルガン　チェース　バンク　３８５７８１	920,228	1.25%

U.S. funds holding 5631

SEC Form N-PORT, reports to 2026-07-31

76 U.S. funds held 6,534,647 shares worth $306.4m.

Fund	Shares	Value	% of fund	As of
VANGUARD TOTAL INTERNATIONAL STOCK INDEX FUND VANGUARD STAR FUNDS	948,628	$44.0m	0.007%	2026-07-31
JOHCM International Select Fund Perpetual Americas Funds Trust	727,282	$34.3m	1.305%	2026-06-30
VANGUARD DEVELOPED MARKETS INDEX FUND VANGUARD TAX-MANAGED FUNDS	637,473	$30.5m	0.010%	2026-06-30
iShares Core MSCI EAFE ETF iShares Trust	468,600	$21.7m	0.011%	2026-07-31
Fidelity Diversified International Fund Fidelity Investment Trust	280,861	$13.0m	0.135%	2026-07-31

Up to 25 funds per stock via the API.

Get this as JSON

GET /v1/companies/5631
GET /v1/companies/5631/financials
GET /v1/companies/5631/details
GET /v1/companies/5631/segments
GET /v1/companies/5631/voting
GET /v1/companies/5631/tender-offers
GET /v1/companies/5631/indicators
GET /v1/companies/5631/earnings-releases
GET /v1/events?ticker=5631
GET /v1/companies/5631/trades         
GET /v1/companies/5631/cross-holdings 
GET /v1/companies/5631/brief

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