株式会社シーボックス
Tokyo, Japan
Active| Registration number | T5010001142372 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社シーボックス |
| Address | 東京都中央区日本橋本石町３丁目３番１５号 3-3-15 Nihombashihongokucho, Chuo-ku, Tokyo 103-0021, JAPAN |
| Corporate number | 5010001142372 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2023-10-11 |
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) | シーボックス |
| Reading (romaji) | Shibokkusu |
| English name (unofficial) | Sea Box K.K. |
| Postal code | 111-0052 |
Source: NTA Corporate Number Publication Site, refreshed daily.
Timeline — registry changes
| 2026-09-08 | Head-office address changed (Japan) from 東京都 中央区 → 東京都 台東区 |
|---|
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 ¥2.0M).
| 2025 FY2024 | スタートアップ支援事業（うちユニコーン創出支援事業） ¥2.0M （経済産業省） 表彰式関係 |
|---|
Contract details (excerpt): 令和６年度ユニコーン創出支援事業（起業家精神の高揚に向けた表彰等） ¥2.0M・その他
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
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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/t5010001142372) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-09-22.
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