株式会社環研
Tokyo, Japan
Active| Registration number | T5010001140772 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社環研 |
| Address | 東京都千代田区神田錦町１丁目４番地８ 1-4-8 Kandanishikicho, Chiyoda-ku, Tokyo 101-0054, JAPAN |
| Corporate number | 5010001140772 |
| 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) |
|---|---|
| Reading (furigana) | カンケン |
| Reading (romaji) | Kanken |
| English name (unofficial) | Kanken |
| Postal code | 101-0054 |
Source: NTA Corporate Number Publication Site, refreshed daily.
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/）
Payments from national budget programmes (行政事業レビュー)
Ministry review sheets report this company as a payee of 1 programme (1 lines, sheet years 2025–2025; total ¥979,000).
| 2025 FY2024 | 自然公園等事業費等 ¥979,000 （環境省） 工事の実施及び工事に係る調査・設計、維持管理 |
|---|
Contract details (excerpt): 千鳥ケ淵戦没者墓苑個別施設長寿命化計画見直し業務（健全度調査） ¥979,000・随意契約（少額） · bidders 3
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)
| 2023-03-28 | 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/t5010001140772) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-21.
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