株式会社渡辺建築事務所
Tokyo, Japan
Active| Registration number | T1013301012637 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社渡辺建築事務所 |
| Address | 東京都豊島区池袋４丁目４番８号 4-4-8 Ikebukuro, Toshima-ku, Tokyo 170-0014, JAPAN |
| Corporate number | 1013301012637 |
| 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) | ワタナベケンチクジムショ |
| Reading (romaji) | Watanabekenchikujimusho |
| English name (unofficial) | Watanabe Architects |
| Postal code | 171-0014 |
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 ¥49.4M).
| 2025 FY2024 | 国立研究開発法人海上・港湾・航空技術研究所施設整備費補助金 ¥49.4M （国土交通省） 研究施設の整備補修を実施。 |
|---|
Contract details (excerpt): 単気筒エンジン実験設備の基本設計 ¥49.4M・一般競争契約（最低価格） · 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)
| 2023-03-28 | 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
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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/t1013301012637) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-21.
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