株式会社MIZUKEN
Osaka, Japan
Active| Registration number | T1120101003962 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社MIZUKEN |
| Address | 大阪府堺市堺区神南辺町1丁4番地6 丁4番地6, 1 Kannabecho, Sakai-shi Sakai-ku, Osaka 590-0984, JAPAN |
| Corporate number | 1120101003962 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2025-06-06 |
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) | ミズケン |
| Reading (romaji) | Mizuken |
| English name (unofficial) | MIZUKEN |
| Postal code | 590-0984 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Company profile (gBizINFO)
| Business summary | 計量証明事業 |
|---|---|
| Business lines | R:サービス業(他に分類されないもの) |
| Employees | 190 (male 117 / female 73) |
| Website | mizuken.com/ |
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2025-04-01 | Name changed |
|---|
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 2 programmes (4 lines, sheet years 2024–2025; total ¥15.7M).
| 2025 FY2024 | 下水道事業 ¥5.9M (国土交通省) 縦型密閉発酵槽を用いた高速発酵乾燥により、下水汚泥の肥料化、エネルギー化を推進するための実証研究 |
|---|---|
| 2025 FY2024 | 下水道事業 ¥4.0M (国土交通省) 下水汚泥消化ガスExーsitu型バイオメタネーション反応技術に関するパイロットプラントを用いたFS調査 |
| 2025 FY2024 | 豊かさを実感できる海の再生事業 ¥2.9M (環境省) 仕様書 「2 業務の内容 (1)選定した海域における現地調査の実施とブルーカーボン機能の評価」のうち、4 海域における現地調査の作業補助及び調査機材の調達 |
| 2024 FY2023 | 下水道事業 ¥3.0M (国土交通省) 革新的な下水道技術の調査・検討に必要な施設の設置等の業務 |
Contract details (excerpt): 縦型密閉発酵槽を用いた高速発酵乾燥により、下水汚泥の肥料化、エネルギー化を推進するための実証研究 ¥5.9M・その他 / 下水汚泥消化ガスExーsitu型バイオメタネーション反応技術に関するパイロットプラントを用いたFS調査 ¥4.0M・その他 / 令和6年度閉鎖性海域における藻場・干潟のブルーカーボン機能把握調査業務 ¥2.9M・随意契約(その他) · bidders 0 / 革新的な下水道技術の調査・検討に必要な施設の設置等の業務 ¥3.0M · bidders 0
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)
| 2026-03-25 | Business Continuity Enhancement Plan certification (SME Agency) |
|---|
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
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How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t1120101003962) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-21.
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