三国屋建設株式会社
三国屋建設株式会社 (corporate number 9050001020819) received 26 Japanese central-government awards totaling ¥87,280,900 over the past 60 months. Largest buyer by award value: Japan Coast Guard (10 awards).
Corporate number (法人番号): 9050001020819 · Rolling 60 months (2021-10-16 – 2026-10-16)
Counts and totals are exact over this window — every matching row, not a sample.
When Hashike's monthly refresh from Japan's Procurement Portal (調達ポータル) adds a new award result for this company (corporate number 9050001020819), you get an email.
Contract method
Counts of award results with a recorded contract method in the window.
- Open bidding — lowest price26
Awards by calendar year
Grouped by the calendar year of the award date. The first and last years shown cover only part of the window.
| Calendar year | Award results | Total awarded |
|---|---|---|
| 2021 | 1 | ¥104,800 |
| 2022 | 4 | ¥13,870,000 |
| 2023 | 5 | ¥15,026,000 |
| 2024 | 9 | ¥42,793,900 |
| 2025 | 5 | ¥13,093,300 |
| 2026 | 2 | ¥2,392,900 |
By ministry or agency
| Buyer | Awards | Total awarded |
|---|---|---|
| Japan Coast Guard | 10 | ¥69,440,000 |
| Ministry of Land, Infrastructure, Transport and Tourism | 15 | ¥10,640,900 |
| Ministry of Finance | 1 | ¥7,200,000 |
Recent awards
| Procurement | Buyer | Awarded | Value |
|---|---|---|---|
| 令和８年度 茨城港港湾業務艇用船（その２） | Ministry of Land, Infrastructure, Transport and Tourism | 2026-08-12 | ¥142,900 |
| 令和８年度 鹿島港ケーソンヤード排水設備設置等業務 | Ministry of Land, Infrastructure, Transport and Tourism | 2026-04-01 | ¥2,250,000 |
| 令和７年度 茨城港港湾業務艇用船 | Ministry of Land, Infrastructure, Transport and Tourism | 2025-09-02 | ¥136,600 |
| 巡視艇船底等清掃作業（単価契約） | Japan Coast Guard | 2025-07-07 | ¥3,670,000 |
| 令和７年度 鹿島港港湾業務艇用船 | Ministry of Land, Infrastructure, Transport and Tourism | 2025-04-04 | ¥136,700 |
| 令和７年度 鹿島港ケーソンヤード排水設備設置等業務 | Ministry of Land, Infrastructure, Transport and Tourism | 2025-04-01 | ¥1,950,000 |
| 横浜税関鹿島港浮桟橋係留アンカー等撤去工事 | Ministry of Finance | 2025-02-14 | ¥7,200,000 |
| 電動ウインチほか1点買入 | Japan Coast Guard | 2024-12-20 | ¥3,590,000 |
| 渡橋（アルミ製６ｍ）製造買入 | Japan Coast Guard | 2024-12-20 | ¥3,100,000 |
| 巡視艇船底等清掃作業単価契約 | Japan Coast Guard | 2024-11-27 | ¥1,250,000 |
Company profile (gBizINFO)
- Location
- 茨城県神栖市奥野谷８０８３番地１
- Founded
- 1972-05-23
- Employees
- 232
- Unified bidding qualification grades
- B, B, B, A
Source: gBizINFO (METI). A different source from the award records above.
Central-government award results published on Japan's Procurement Portal (調達ポータル) only. Prefectural and municipal contracts are not included, and neither is the Ministry of Defense's central equipment procurement, which ATLA (Acquisition, Technology and Logistics Agency) publishes separately. Amounts are award prices (the winning bid) in yen and are never combined with the US federal figures elsewhere on this site. Company and procurement names are shown as published, in Japanese, and are not translated.