JapanStake
Machinery · Fiscal year end Dec 31

Seibu Giken Co.,Ltd.

6223

株式会社　西部技研

FIGI BBG001BFKDD66223.T6223 JPCorp. no. 5290001036357

Latest half-year results

First half · fiscal year to 2026-12 · filed 2026-08-07

For the first half of the fiscal year to 2026-12: Revenue ¥18.1 billion (+30.5% YoY), Ordinary income ¥2.8 billion (+43.5% YoY), Net income ¥2.6 billion (+70.8% YoY).

This periodYear on year
Revenue¥18.1bn+30.5%
Ordinary profit¥2.8bn+43.5%
Net profit to owners¥2.6bn+70.8%

From the securities report on EDINET, which states no forecast. History via /v1/companies/6223/earnings-releases.

Financials

Japan GAAP · consolidated · fiscal year to 2025-12-31
Revenue
¥34.3bn
Net income
¥3.5bn
ROE
11.1%
Equity ratio
66.6%
Dividend / share
¥70
Employees
785
Revenue · ¥bn
FY2021: ¥17.4bn 17.4 FY2021FY2022: ¥24.9bn 24.9 FY2022FY2023: ¥28.7bn 28.7 FY2023FY2024: ¥32.1bn 32.1 FY2024FY2025: ¥34.3bn 34.3 FY2025
Net income · ¥bn
FY2021: ¥1.7bn 1.7 FY2021FY2022: ¥3.9bn 3.91 FY2022FY2023: ¥3.4bn 3.43 FY2023FY2024: ¥3.3bn 3.34 FY2024FY2025: ¥3.5bn 3.46 FY2025
Fiscal yearRevenueNet incomeTotal assetsNet assetsROEEPSOperating CF
2025-12-31¥34.3bn¥3.5bn¥48.2bn¥32.2bn11.1%¥172.51¥3.5bn
2024-12-31¥32.1bn¥3.3bn¥42.8bn¥30.0bn11.8%¥162.76¥6.6bn
2023-12-31¥28.7bn¥3.4bn¥39.3bn¥26.8bn15.4%¥180.14¥2.0bn
2022-12-31¥24.9bn¥3.9bn¥31.1bn¥17.7bn24.5%¥195.56¥3.3bn
2021-12-31¥17.4bn¥1.7bn¥25.6bn¥14.1bn13.1%¥84.78¥3.4bn

Indicators

Computed by us from filings · fiscal year to 2025-12-31
MetricValuePercentile among listed companies
ROE, %11.164
Ordinary margin0.130978.6
Equity ratio, %66.668.6
Revenue growth0.070359.4
Net income growth0.035739.4
Operating cash flow / assets0.071955.7
Policy-uncertainty measure1.59 Share of the report's text discussing policy-related uncertainty, by policy area. Proprietary text method.
Trade & tariffs 4 Regulation 1 Politics & geopolitics 4
Ownership activity 0 filer(s) stated they may make proposals in 365 days; 0 new 5% holder(s) in 180 days; net stake change +14.63pt in 90 days; 0.5% held by other listed companies.

Results wording balance: +1.00. Proprietary text method; it describes the wording only and does not interpret context.

Interest example: if all ¥4.0bn of reported debt repriced by 50 basis points, a year's interest would rise by ¥20m, 0.6% of operating cash flow. Our arithmetic only, not a forecast: fixed-rate debt and hedges are ignored.

Via /v1/companies/6223/indicators. Descriptive figures, not a rating and not investment advice.

From other filings

As the company states them
Share buyback, report to —: ¥1,000m acquired of a ¥1.0bn limit. /v1/companies/6223/buybacks
Internal control, 2026-03-26: see filing 上記の評価の結果、当事業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
Latest voting result: 2026-03-27 · 取締役(監査等委員である取締役を除く。)3名選任の件 · passed. /v1/companies/6223/voting

Ownership changes

All companies →
  • 2026-10-30
    Increase+14.63pt

    individual filer raised holdings in Seibu Giken Co.,Ltd. (6223) to 49.80% from 35.17%.

    01020304050
    S100ZAB3Original filing (PDF, Japanese)
  • 2023-11-08
    Amendment−3.85pt

    individual filer filed a correction to a 5% report on Seibu Giken Co.,Ltd. (6223).

    S100S5LJOriginal filing (PDF, Japanese)
  • 2023-11-06
    Decrease−3.85pt

    individual filer reduced holdings in Seibu Giken Co.,Ltd. (6223) to 35.17% from 39.02%.

    01020304050
    S100S3UBOriginal filing (PDF, Japanese)
  • 2023-10-13
    Amendment0.00pt

    Kuma Science Engineering and Culture Promotional Foundation filed a correction to a 5% report on Seibu Giken Co.,Ltd. (6223).

    S100S0LKFiler profileOriginal filing (PDF, Japanese)
  • 2023-10-11
    New 5% stake

    Kuma Science Engineering and Culture Promotional Foundation disclosed a 14.63% stake in Seibu Giken Co.,Ltd. (6223), crossing the 5% reporting threshold.

    01020304050
    S100RYZQFiler profileOriginal filing (PDF, Japanese)
  • 2023-10-11
    Threshold

    Holdings of Kuma Science Engineering and Culture Promotional Foundation in Seibu Giken Co.,Ltd. (6223) moved above 10% (new -> 14.63%).

    01020304050
    S100RYZQFiler profileOriginal filing (PDF, Japanese)
  • 2023-10-11
    New 5% stake

    individual filer disclosed a 39.02% stake in Seibu Giken Co.,Ltd. (6223), crossing the 5% reporting threshold.

    01020304050
    S100RZVVOriginal filing (PDF, Japanese)
  • 2023-10-11
    Threshold

    Holdings of individual filer in Seibu Giken Co.,Ltd. (6223) moved above 10% (new -> 39.02%).

    01020304050
    S100RZVVOriginal filing (PDF, Japanese)
  • 2023-10-11
    Threshold

    Holdings of individual filer in Seibu Giken Co.,Ltd. (6223) moved above 20% (new -> 39.02%).

    01020304050
    S100RZVVOriginal filing (PDF, Japanese)
  • 2023-10-11
    Threshold

    Holdings of individual filer in Seibu Giken Co.,Ltd. (6223) moved above 33.4% (new -> 39.02%).

    01020304050
    S100RZVVOriginal filing (PDF, Japanese)

Trades by 5% holders

From the 60-day trade tables in 5% reports
¥1,666¥2,055¥2,444 2023-10-032024-11-29 2024-11-29 · sold 1,834,700 @ ¥1,666 · individual filer2024-11-29 · bought 1,834,700 @ ¥1,666 · individual filer2023-10-27 · sold 790,600 @ ¥2,444 · individual filer2023-10-03 · sold 1,350,000 @ ¥2,444 · individual filer
Bought SoldHover a dot for the trade
HolderPeriodNet sharesNet % of sharesAvg. filed priceRange
individual filer2023-10-03 – 2024-11-29-3,975,300−19.40pt¥2,084.93¥1,666–2,444
individual filer2024-11-29 – 2024-11-29+1,834,700+8.95pt¥1,666¥1,666–1,666

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/6223/trades.

5% filings

Large shareholding reports on 6223
FiledFilerStakeChangeStated purpose
2026-10-30individual filer49.80%+14.63pt—
2024-12-05individual filer35.17%0.00pt—
2023-11-08individual filer35.17%−3.85pt—
2023-11-06individual filer35.17%−3.85pt—
2023-10-13Kuma Science Engineering and Culture Promotional Foundation14.63%——
2023-10-11Kuma Science Engineering and Culture Promotional Foundation14.63%——
2023-10-11individual filer39.02%——

Cross-shareholdings

From the annual report's status of shareholdings
Listed strategic holdings
— issues
Book value
—
Sold in the year
— — issues
Bought in the year
— — issues
Mutual, both reports
0
Held by listed cos.
1

Held by: Aozora Bank, Ltd. 8304

Purposes, all holdings and mutual flags via /v1/companies/6223/cross-holdings. Share changes include stock splits.

Major shareholders

As of fiscal year end 2025-12-31
ShareholderSharesRatio
株式会社グリーンフューチャー6,834,00034.41%
公益財団法人 隈科学技術・文化振興会3,000,00015.10%
西部技研社員持株会1,271,0006.39%
野村信託銀行株式会社（投信口）579,0002.92%
individual holder375,0001.88%
individual holder374,0001.88%
特定有価証券信託受託者　株式会社SMBC信託銀行350,0001.76%
日本マスタートラスト信託銀行株式会社（信託口）318,0001.60%
individual holder205,0001.03%
individual holder200,0001.00%

U.S. funds holding 6223

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

14 U.S. funds held 73,200 shares worth $1.0m.

FundSharesValue% of fundAs of
Avantis International Small Cap Value ETF
American Century ETF Trust
13,400$0.2m0.001%2026-05-31
WisdomTree Dynamic International Equity Fund
WisdomTree Trust
11,000$0.2m0.011%2026-06-30
Dimensional International Core Equity 2 ETF
Dimensional ETF Trust
10,800$0.1m0.001%2026-07-31
WisdomTree International Equity Fund
WisdomTree Trust
6,300$0.1m0.013%2026-06-30
Dimensional International Core Equity Market ETF
Dimensional ETF Trust
6,700$0.1m0.000%2026-07-31

Up to 25 funds per stock via the API.

Get this as JSON

GET /v1/companies/6223
GET /v1/companies/6223/financials
GET /v1/companies/6223/details
GET /v1/companies/6223/segments
GET /v1/companies/6223/voting
GET /v1/companies/6223/tender-offers
GET /v1/companies/6223/indicators
GET /v1/companies/6223/earnings-releases
GET /v1/events?ticker=6223
GET /v1/companies/6223/trades         
GET /v1/companies/6223/cross-holdings 
GET /v1/companies/6223/brief

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