株式会社広研
Osaka, Japan
Active| Registration number | T6120001003372 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社広研 |
| Address | 大阪府大阪市西区新町１丁目４番２４号大阪四ツ橋新町ビル２階 大阪四ツ橋新町ビル2階, 1-4-24 Shimmachi, Osaka-shi Nishi-ku, Osaka 550-0013, JAPAN |
| Corporate number | 6120001003372 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2025-02-18 |
Invoice registration date = when the T-number took effect, not the founding date.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Representative | 代表取締役 青木 大造 |
| Reading (furigana) | コウケン |
| Reading (romaji) | Koken |
| English name (unofficial) | Koken K.K. |
| Postal code | 550-0013 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Incorporated | 1958-04-12 |
|---|
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2024-09-30 | 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)
3 national government awards on record between 2023-12-25 and 2024-12-25.
| 2024-12-25 | Tokyo Labor Bureau: FY2024 Publicity Campaign for Tokyo Minimum Wage and Business Improvem 【東京労働局】令和６年度東京都最低賃金及び業務改善助成金の周知広報の実施（新宿、渋谷、立川における大型ビジョンでの動画の |
|---|---|
| 2024-09-02 | たびレジ・在留届 成田空港・羽田空港連絡バスシートバック広告出稿業務 |
| 2023-12-25 | Internet advertising for Japanese residents abroad during emergencies and risks such as te 海外におけるテロ・誘拐等の緊急事態及び同リスクの発生時における在留邦人等向けインターネット広告の実施業務 |
Full award history on Japan Tenders →
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 2024–2024; total ¥8.8M).
| 2024 FY2023 | 領事業務啓発に係る経費（広報資料の作成・配付事業） ¥8.8M （外務省） 海外におけるテロ・誘拐等の緊急事態及びリスクの発生時における在留邦人等向けインターネット広告の実施 |
|---|
Contract details (excerpt): 海外におけるテロ・誘拐等の緊急事態及びリスクの発生時における在留法人等向けインターネット広告の実施業務 ¥8.8M・一般競争契約（最低価格） · bidders 8
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 →
Verify in official sources
How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t6120001003372) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-11-08.
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