三井金属株式会社
Tokyo, Japan
Active| Registration number | T7010701011370 |
|---|---|
| Type | Corporation |
| Registered name | 三井金属株式会社 |
| Address | 東京都品川区大崎１丁目１１番１号 1-11-1 Osaki, Shinagawa-ku, Tokyo 141-0032, JAPAN |
| Corporate number | 7010701011370 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2025-10-28 |
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 | 代表取締役社長 池信 省爾 |
| Reading (furigana) | ミツイキンゾク |
| Reading (romaji) | Mitsuikinzoku |
| English name (unofficial) | Mitsui Kinzoku |
| Postal code | 141-0032 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business summary | 機能材料・電子材料の製造・販売、非鉄金属製錬、資源開発、貴金属リサイクル、素材関連事業、自動車用機能部品の製造・販売等 |
|---|---|
| Business lines | E:製造業 |
| Employees | 1,953 （male 2,399 / female 378） |
| Capital | ¥42.38B |
| Website | www.mitsui-kinzoku.com/ |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2026-07-06 | Merger — absorbed another company |
|---|---|
| 2025-10-01 | Name changed (correction) |
Source: daily change files of the NTA Corporate Number Publication Site. Before 2023-08-16 only the latest change is known. All company events →
Government contract awards (GEPS)
No public national-government (GEPS) award records for this company in the open data (FY2013 to date).
出典：調達ポータル（https://www.p-portal.go.jp/）
Subsidies & grants received (gBizINFO)
1 published award (2020-06-25 → 2020-06-25, 1 programme, total ¥8.4M).
| 2020-06-25 | 令和元年度休廃止鉱山鉱害防止施設等災害対策補助金【島根石見鉱山】 ¥8.4M （経済産業省） |
|---|
Source: gBizINFO (METI) subsidy information, refreshed monthly. Amounts as published (grant decisions). Subsidies database →
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 ¥143.4M).
| 2025 FY2024 | 先進的省エネルギー投資促進支援事業費 ¥132.8M （経済産業省） 間接補助事業の実施 |
|---|---|
| 2025 FY2024 | 成長志向型の資源自律経済加速化事業（うち資源自律経済システム開発促進事業） ¥7.1M （経済産業省） 高度循環型システム構築に向けた廃電気・電子機器処理プロセス基盤技術開発 |
| 2024 FY2023 | 成長志向型の資源自律経済加速化事業（うち資源自律経済システム開発促進事業） ¥3.5M （経済産業省） 高度循環型システム基盤構築／①製品解体システム開発／②再生材多様化に向けた革新的選別システム開発／③データベース構築支援に向けた高度分析・計測システム開発／④再生材流通高度化に向け |
Contract details (excerpt): 間接補助事業 ¥132.8M・補助金等交付 · bidders 1 ／ 高度循環型システム構築に向けた廃電気・電子機器処理プロセス基盤技術開発／資源循環プロセス ¥7.1M・随意契約（企画競争） · bidders 1 ／ 高度循環型システム構築に向けた廃電気・電子機器処理プロセス基盤技術開発／資源循環プロセス ¥3.5M・随意契約（企画競争） · bidders 1
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)
| 2025-04-01 | DX Certification (METI) （METI） |
|---|---|
| 2023-04-01 | DX Certification (METI) （METI） |
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.
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How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t7010701011370) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-21.
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