三要電熱工業株式会社
三要電熱工業株式会社 (corporate number 7260001003052) received 9 Japanese central-government awards totaling ¥22,375,000 over the past 60 months. Largest buyer by award value: Ministry of Justice (4 awards).
Corporate number (法人番号): 7260001003052 · 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 7260001003052), you get an email.
Contract method
Counts of award results with a recorded contract method in the window.
- Open bidding — lowest price9
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 | 1 | ¥3,200,000 |
| 2023 | 3 | ¥7,200,000 |
| 2024 | 2 | ¥5,100,000 |
| 2025 | 2 | ¥4,915,000 |
| 2026 | 1 | ¥1,960,000 |
By ministry or agency
| Buyer | Awards | Total awarded |
|---|---|---|
| Ministry of Justice | 4 | ¥12,700,000 |
| Public Prosecutors Office | 4 | ¥7,475,000 |
| Ministry of Land, Infrastructure, Transport and Tourism | 1 | ¥2,200,000 |
Recent awards
| Procurement | Buyer | Awarded | Value |
|---|---|---|---|
| 令和８年度倉敷法務合同庁舎ほか１庁舎に係る空気調和設備保全業務及び建築物環境衛生管理業務委託契約 | Public Prosecutors Office | 2026-03-04 | ¥1,960,000 |
| 令和７年度倉敷法務合同庁舎ほか１庁舎に係る空気調和設備保全業務及び建築物環境衛生管理業務委託契約 | Public Prosecutors Office | 2025-03-05 | ¥1,915,000 |
| 令和７年度岡山地方法務局（本局）庁舎ほか５庁の庁舎における消防用設備保守点検業務及び空気調和設備等保全業務委託契約 | Ministry of Justice | 2025-02-20 | ¥3,000,000 |
| 令和６年度倉敷法務合同庁舎ほか１庁舎に係る空気調和設備保全業務及び建築物環境衛生管理業務委託契約 | Public Prosecutors Office | 2024-03-05 | ¥1,800,000 |
| 令和６年度岡山地方法務局が管理する庁舎における消防用設備保守点検業務及び空気調和設備等保全業務委託契約 | Ministry of Justice | 2024-02-22 | ¥3,300,000 |
| 令和５年度玉島維持出張所執務室空調機更新作業 | Ministry of Land, Infrastructure, Transport and Tourism | 2023-10-26 | ¥2,200,000 |
| 令和５年度倉敷法務合同庁舎ほか１庁舎に係る空気調和設備保全業務及び建築物環境衛生管理業務委託契約 | Public Prosecutors Office | 2023-03-09 | ¥1,800,000 |
| 令和５年度岡山地方法務局が管理する庁舎における消防用設備保守点検業務及び空気調和設備等保全業務委託契約 | Ministry of Justice | 2023-02-24 | ¥3,200,000 |
| 令和４年度岡山地方法務局が管理する庁舎における消防用設備保守点検業務及び空気調和設備等保全業務委託契約 | Ministry of Justice | 2022-02-25 | ¥3,200,000 |
Company profile (gBizINFO)
- Location
- 岡山県岡山市中区平井６丁目１１番２４号
- Founded
- 1970-02-02
- Employees
- 74
- Unified bidding qualification grades
- C, C
- Business
- 機械設備等保守管理
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.