株式会社りゅうせき
株式会社りゅうせき (corporate number 5360001009256) received 56 Japanese central-government awards totaling ¥156,854,150 over the past 60 months. Largest buyer by award value: Japan Coast Guard (3 awards).
Corporate number (法人番号): 5360001009256 · 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 5360001009256), you get an email.
Contract method
Counts of award results with a recorded contract method in the window.
- Open bidding — lowest price56
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 |
|---|---|---|
| 2022 | 4 | ¥405 |
| 2023 | 7 | ¥715 |
| 2024 | 10 | ¥2,956,522 |
| 2025 | 18 | ¥145,151,873 |
| 2026 | 17 | ¥8,744,635 |
By ministry or agency
| Buyer | Awards | Total awarded |
|---|---|---|
| Japan Coast Guard | 3 | ¥153,973,000 |
| Fisheries Agency | 27 | ¥2,878,200 |
| Cabinet Office | 13 | ¥1,528 |
| Ministry of Finance | 8 | ¥922 |
| Ministry of Justice | 3 | ¥272 |
| Ministry of Health, Labour and Welfare | 2 | ¥229 |
Recent awards
| Procurement | Buyer | Awarded | Value |
|---|---|---|---|
| 令和８年度Ａ重油購入（その２） | Cabinet Office | 2026-09-30 | ¥152 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度１０月分・沖縄重油） | Fisheries Agency | 2026-09-25 | ¥116,700 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度９月分・沖縄重油） | Fisheries Agency | 2026-08-26 | ¥118,400 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度８月分・沖縄重油） | Fisheries Agency | 2026-07-22 | ¥124,000 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度７月分・沖縄軽油） | Fisheries Agency | 2026-06-24 | ¥131,700 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度７月分・沖縄重油） | Fisheries Agency | 2026-06-24 | ¥134,000 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度６月分・沖縄重油） | Fisheries Agency | 2026-05-26 | ¥148,500 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度５月分・沖縄重油） | Fisheries Agency | 2026-04-22 | ¥124,700 |
| 水産庁漁業調査・取締船用燃料油の購入（令和８年度５月分・沖縄軽油） | Fisheries Agency | 2026-04-22 | ¥134,600 |
| 令和８年度Ａ重油購入（その１） | Cabinet Office | 2026-04-01 | ¥129 |
Company profile (gBizINFO)
- Location
- 沖縄県浦添市西洲２丁目２番地３
- Founded
- 1953-05-14
- Employees
- 435
- Unified bidding qualification grades
- A, A
- Business
- 石油類の卸・直売及びそれに付帯する一切の事業 液化石油ガスの卸・直売及びそれに付帯する一切の事業
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.