株式会社関東技研
Ibaraki, Japan
Active| Registration number | T5050001004767 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社関東技研 |
| Address | 茨城県那珂郡東海村大字村松４０５番地 大字村松405番地, Naka-gun Tokai-mura, Ibaraki, JAPAN |
| Corporate number | 5050001004767 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
The invoice registration date is when the qualified-invoice-issuer registration (T-number) took effect — it is not the date the company was founded, and it resets only if the business re-registers after revocation or expiry.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Representative | 代表取締役 小野 洋伸 |
| Reading (furigana) | カントウギケン |
| Reading (romaji) | Kantogiken |
| English name (unofficial) | Kanto Giken |
| Postal code | 319-1112 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business lines | E:製造業 |
|---|---|
| Employees | 27 （male 24 / female 3） |
| Incorporated | 1984-04-03 |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Government contract awards (GEPS)
1 national government awards on record between 2020-09-03 and 2020-09-03.
| 2020-09-03 | 気流検定装置の移設作業 |
|---|
Full award history on Japan Tenders →
出典：調達ポータル（https://www.p-portal.go.jp/）
Payments from national budget programmes (行政事業レビュー)
Ministry review sheets report this company as a payee of 2 programmes (3 lines, sheet years 2024–2025; total ¥18.5M).
| 2025 FY2024 | 東京電力福島第一原子力発電所の廃炉作業に係る安全研究事業 ¥9.0M （原子力規制委員会） STACY更新炉デブリ構造材模擬体（コンクリート）の製作等 |
|---|---|
| 2025 FY2024 | シビアアクシデント時の放射性物質放出に係る規制高度化研究事業（東京電力福島第一原子力発電所事故分析結果の反映） ¥3.5M （原子力規制委員会） 1F事故分析を踏まえた詳細な現象分析のための実験及び解析に係わる保守・整備 |
| 2024 FY2023 | 東京電力福島第一原子力発電所の廃炉作業に係る安全研究事業 ¥6.0M （原子力規制委員会） 臨界実験装置の改造に係る機器の製作・据付作業等 |
Contract details (excerpt): STACY更新炉長尺燃料試料挿入管の製作 ¥9.0M・一般競争契約（最低価格） · bidders 1 ／ 純水製造装置定期点検作業 ¥3.5M・一般競争契約（最低価格） · bidders 1 ／ 新STACY製作・据付における内挿管・模擬体保管用ラックの整備 ¥5.0M・一般競争契約（最低価格） · bidders 1 ／ 新STACY製作・据付における新設機器の製作・取付け等 ¥996,000・随意契約（少額）
Source: 行政事業レビュー見える化サイト (Cabinet Secretariat, PDL 1.0) — edited extract by LoreaTec. A sheet year describes the previous fiscal year’s spending. Programme database →
Licenses, registrations & certifications (gBizINFO)
| 2025-11-13 | Business Continuity Enhancement Plan certification （SME Agency） |
|---|---|
| 2023-03-27 | Government bidding qualification (統一資格) 企業 ／ 施設課経理係 （Ministry of Justice） |
| 2021-04-01 | Government bidding qualification (統一資格) 企業 ／ 施設課経理係 （Ministry of Justice） |
| 2019-04-01 | Government bidding qualification (統一資格) 企業 ／ 施設課経理係 （Ministry of Justice） |
Source: gBizINFO (METI) notifications & certifications dataset, refreshed monthly. Some licenses (e.g. construction 建設業許可, electrician registrations) are not part of the gBizINFO dataset.
Verify in official sources
Doing due diligence on this supplier?
Verifying the invoice number is step one. Our guide covers the full checklist: corporate registry, licenses, and import/export standing.
How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t5050001004767) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-24.
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