株式会社イチケン
Tokyo, Japan
Active| Registration number | T7010501028268 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社イチケン |
| Address | 東京都港区港南２丁目１５番１号 2-15-1 Konan, Minato-ku, Tokyo 108-0075, JAPAN |
| Corporate number | 7010501028268 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2025-11-28 |
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 政清 弘晃 |
| Reading (furigana) | イチケン |
| Reading (romaji) | Ichiken |
| English name (unofficial) | Ichiken |
| Postal code | 108-0075 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Business summary | 総合建設業 |
|---|---|
| Business lines | D:建設業 |
| Employees | 686 （male 584 / female 96） |
| Capital | ¥4.33B |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2025-08-18 | Head-office address changed (Japan) |
|---|
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/）
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 ¥188.1M).
| 2025 FY2024 | 都道府県労働局等施設整備に必要な経費 ¥188.1M （厚生労働省） 契約書等の内容に沿って事業を執行する |
|---|
Contract details (excerpt): 春日部労働総合庁舎における新設工事 ¥188.1M・随意契約（その他） · 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)
| 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/t7010501028268) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-21.
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