R7 National Route 4 East Saitama Road (Exclusive Section) Yashio Area Ground Improvement Part 3 Construction
About This Opportunity
This is a works contract in the architecture and engineering, transport and logistics and construction and civil works sectors. Located in Japan, Asia, this opportunity is open to firms and consortiums, with an estimated budget of JPY 128.6 million.
Published through i-ppi (Japan Tender Information Service), a national government procurement portal. Public procurement tenders follow the country's national bidding regulations and may have specific eligibility and documentation requirements for civil works in the architecture and engineering sector. Works contracts of this nature generally require demonstrated experience in similar infrastructure projects, adequate equipment and technical personnel, and financial capacity including bank guarantees. This contract has already been awarded. The information is published for transparency and market intelligence purposes.
Description
Auto-translated from JapaneseR7 National Route 4 East Saitama Road (Exclusive Section) Yashio Area Ground Improvement Part 3 Construction
Procuring Agency: Ministry of Land, Infrastructure, Transport and Tourism, Kanto Regional Development Bureau
Department/Office in Charge: Kitashuto National Highway Office
Bidding and Contract Method: General Competitive Bidding (Simultaneous Submission Type)
Construction Type/Industry: General Civil Engineering Construction
Construction Location: From: Yashio City, Saitama Prefecture, Yashio Area, and other locations
Announcement Date: 2026-06-10 00:00
Deadline: 2026-06-17 15:00
Bid Opening Date: 2026-07-27 11:01
Estimated Price: 128,610,000 (tax excluded)
Successful Bidder: Sekiguchi Kogyo Co., Ltd.
Winning Bid Price: 117,000,000 (tax excluded)
Data provenance
This notice is sourced from i-ppi (Japan Tender Information Service) and was originally published on June 10, 2026. Last refreshed 20 days ago. Original language: Japanese. BidsFactory mirrors official procurement notices and links back to the source for full legal text.
About 国土交通省関東地方整備局 / 北首都国道事務所
国土交通省関東地方整備局 / 北首都国道事務所 has issued 20 procurement notices on BidsFactory, including 0 currently open and 7 awarded contracts. Activity concentrates in Construction & Civil Works, Transport & Logistics, and Architecture & Engineering Services. All notices are published for Japan. Notices are distributed via i-ppi (Japan Tender Information Service). Most recent publication: July 24, 2026.
Frequently asked questions about this tender
How much was the contract awarded for?
関口工業株式会社 was awarded the contract for ¥117,000,000. The figure reflects the value disclosed by the contracting authority in the award notice.
Where will the contract be performed?
The contract is for delivery in Japan. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.
How can I submit a bid?
Visit i-ppi (Japan Tender Information Service) to access the full notice, required documents, and submission instructions provided by the contracting authority.
Is this tender still open?
No — the contract has already been awarded to 関口工業株式会社. The award notice is archived on BidsFactory for transparency and market intelligence.
Who is the contracting authority?
This notice was issued by 国土交通省関東地方整備局 / 北首都国道事務所 in Japan. The authority is responsible for evaluating bids, awarding the contract, and managing performance.
What type of contract is this?
This is a Works contract in the Architecture & Engineering Services sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.
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