Manufacture of RF Coupler for Accelerating Cavity

Open tender

Japanese title: 【電子入札】【電子契約】加速空洞用高周波結合器の製作

This tender is for the manufacture of an RF coupler for an accelerating cavity. The delivery deadline is February 29, 2028, and the delivery location is the Japan Atomic Energy Agency. The procurement will be conducted via electronic bidding.

Research

Key Details

  • Source: KKJ
  • Notice type: Open tender
  • Publication date: August 31, 2026
  • Procuring entity: Naoya Matsumoto, Director of Financial Affairs and Contract, Japan Atomic Energy Agency
  • Submission deadline: November 13, 2026, 14:00 JST
  • Bid opening: November 19, 2026, 14:00 JST
  • Award method: Lowest-price award
  • Eligibility (from notice): All-ministry unified qualification, 'goods manufacturing', grade A–D – verify in the tender documents
  • Status: Active
  • Technology relevance: Medium
  • Business-action likelihood: Medium – The procurement requires specialized manufacturing and qualification under Japan Atomic Energy Agency standards, suggesting a need for local compliance or partnership, but the bidding is open and electronic.

Business Relevance

May interest companies providing specialized manufacturing services for high-frequency RF components used in scientific research and accelerator technologies.

Participation fit

Participation is expected to require appropriate Japanese government procurement eligibility, or cooperation with a suitable Japanese partner holding the required qualification. The eligibility requirements have not been fully reviewed and should be verified against the official tender documents.

Official Source

KKJ, Japan's Government Procurement Information Website, which aggregates procurement notices from national and local public-sector organizations.

  • Source: KKJ (Government Procurement Information Website)
  • Official category: 一般競争入札
  • Publication date: August 31, 2026
  • Publication: Official notice document (PDF)

Full English Translation

The following English translation was prepared from the original Japanese notice published by the procuring entity and listed on KKJ, Japan's Government Procurement Information Website. The translation below is based on the Japanese source text.

Tender Notice
The following is subject to open competitive bidding.
August 31, 2026
Japan Atomic Energy Agency
Naoya Matsumoto, Director of Financial Affairs and Contract
Procurement Agency Number 817, Location Number 08
No. 08-1486-1
1 Procurement Details
(1) Item Classification Number: 24
(2) Procurement Subject and Quantity:
Manufacture of RF Coupler for Accelerating Cavity, one set
(3) Characteristics of Procurement Subject:
According to the bidding documents and specifications.
(4) Delivery Deadline:
February 29, 2028
(5) Delivery Location:
Japan Atomic Energy Agency (details according to specifications)
(6) Bidding Method:
① Conducted as a lump sum.
② The contract price will be determined by adding 10% of the bid amount stated in the bid form to that amount (fractions less than one yen will be rounded down). Bidders must state in the bid form an amount equivalent to 100/110 of the estimated contract amount regardless of whether they are taxable or tax-exempt entities.
2 Eligibility for Participation
(1) Must not fall under Article 70 of the Cabinet Order concerning Budget, Auditing and Accounting. Minors, persons under guardianship or assistance who have obtained necessary consent for contract conclusion may be applicable under special reasons.
(2) Must not fall under Article 71 of the Cabinet Order concerning Budget, Auditing and Accounting.
(3) Must be rated A, B, C, or D for "manufacture of goods" in the Japan Atomic Energy Agency's qualification screening or the national unified qualification for all ministries and agencies for the current fiscal year.
(4) Must not be under suspension of transactions by the Director of Financial Affairs and Contract Department of Japan Atomic Energy Agency.
(5) Must not be a supplier substantially controlled by organized crime groups or equivalent, as requested by police authorities for exclusion from procurement contracts.
3 Submission of Bid Documents
(1) Submission of bid documents and distribution of bidding documents and contract terms will be conducted via the electronic bidding system.
Inquiry Contact:
Japan Atomic Energy Agency, Financial Affairs and Contract Department, Contract Section 1
765-1, Funaishikawa, Tokai-mura, Naka-gun, Ibaraki 319-1184
Phone: 080-4465-3679
(2) Distribution of bidding documents will be from the date of this notice via the electronic bidding system or the above contact.
(3) Deadline for receipt of bids and submission method:
By 14:00 on November 13, 2026, via the electronic bidding system.
(4) Bid opening date and place:
14:00 on November 19, 2026, via the electronic bidding system.
4 Use of Electronic Bidding System
This procurement will be conducted using the Japan Atomic Energy Agency electronic bidding system for bidding and bid opening procedures.
5 Other
(1) Language and currency for contract procedures:
Japanese and Japanese currency.
(2) Bid and contract guarantees:
Exempted.
(3) Requirements for bidders:
① Bidders wishing to participate must submit sealed bid documents along with the bidding specifications and necessary certificates by the bid receipt deadline. Bidders must respond to explanations or consultations regarding the specifications and certificates if requested before the bid opening date.
② The successful bidder will be selected based on the ability to deliver the goods as judged from the submitted documents.
(4) Invalid bids:
Bids from ineligible bidders or those violating bidding conditions will be invalid.
(5) Necessity of contract document:
Required.
(6) Method of selecting the successful bidder:
The lowest valid bid within the price limit will be selected.
(7) Other details as per bidding documents.
6 Summary
(1) Official in charge of disbursement: Naoya Matsumoto, Director of Financial Affairs and Contract, Japan Atomic Energy Agency
(2) Classification of products: 24
(3) Nature and quantity: Manufacture of RF Coupler for Accelerating Cavity, 1 set
(4) Delivery deadline: February 29, 2028
(5) Delivery place: Japan Atomic Energy Agency (appointed place)
(6) Qualifications for participation: Suppliers meeting specified legal and agency qualification criteria
(7) Tender deadline: 14:00 November 13, 2026
(8) Contact: Contract Section 1, Financial Affairs and Contract Department, Japan Atomic Energy Agency, 765-1, Funaishikawa, Tokai-mura, Naka-gun, Ibaraki 319-1184, Japan. TEL 080-4465-3679
Show original Japanese notice

入札公告

次のとおり一般競争入札に付します。令和8年8月31日国立研究開発法人日本原子力研究開発機構財務契約部長松本尚也◎調達機関番号817 ◎所在地番号08○第08-1486-1号１ 調達内容(1)品目分類番号　24(2)購入等件名及び数量加速空洞用高周波結合器の製作一式(3)調達件名の特質等入札説明書及び仕様書による。(4)納入期限　令和10年2月29日(5)納入場所　国立研究開発法人日本原子力研究開発機構（詳細は仕様書による。）(6)入札方法① 総価で行う。② 落札の決定については、入札書に記載された金額に当該金額の100分の10に相当する額を加算した額（当該金額に１円未満の端数があるときは、その端数を切り捨てた金額）をもって落札価格とするので、入札者は、消費税に係る課税事業者であるか、免税事業者であるかを問わず、見積もった契約希望金額の110分の100に相当する金額を入札書に記載すること。２ 競争参加資格(1)予算決算及び会計令第70条の規定に該当しない者であること。なお､未成年者、被保佐人又は被補助人であって、契約締結のために必要な同意を得ている者は、同条中、特別な理由がある場合に該当する。(2)予算決算及び会計令第71条の規定に該当しない者であること。(3)国立研究開発法人日本原子力研究開発機構競争参加者資格審査又は国の競争参加者資格（全省庁統一資格）のいずれかにおいて、当該年度における「物品の製造」のA、B、C又はD等級に格付けされている者であること。(4)国立研究開発法人日本原子力研究開発機構財務契約部長から取引停止にされている期間中の者でないこと。(5)警察当局から、国立研究開発法人日本原子力研究開発機構に対し、暴力団員が実質的に経営を支配している業者又はこれに準ずるものとして、建設工事及び測量等、物品の製造及び役務の提供等の調達契約からの排除要請があり、当該状況が継続している者でないこ1/3と。３ 入札書の提出場所等(1)入札書の提出及び入札説明書並びに契約条項の交付は、電子入札システム等により実施するものとする。問合せ先〒319-1184茨城県那珂郡東海村大字舟石川765-1国立研究開発法人日本原子力研究開発機構財務契約部事業契約第1課 電話080-4465-3679(2)入札説明書の交付方法　本公告の日から電子入札システム又は上記３(1)の問合せ先にて交付する。(3)入札書の受領期限　及び入札書の提出方法令和8年11月13日14時00分までに電子入札システムを通じて提出すること。(4)開札の日時及び場所　令和8年11月19日14時00分電子入札システムにより行う。４電子入札システムの利用本件は、日本原子力研究開発機構電子入札システムを利用した応札及び入開札手続により実施するものとする。５ その他(1)契約手続に用いる言語及び通貨日本語及び日本国通貨(2)入札保証金　及び契約保証金　免除(3)入札者に要求される事項 ①この一般競争に参加を希望する者は、封かんした入札書のほかに、当機構の交付する入札説明書に定める入札仕様書及び必要な証明書等を入札書の受領期限までに提出しなければならない。また、入札者は、開札日の前日までの間において、入札仕様書及び必要な証明書等について、説明又は協議を求められた場合は、それに応じなければならない。②上記①の提出書類に基づき当該物品等の納入が可能な者であると判断した者を落札対象とする。(4)入札の無効　本公告に示した入札参加に必要な資格のない者のした入札及び入札の条件に違反した入札。(5)契約書作成の要否　要(6)落札者の決定方法　予定価格の制限の範囲内で最低価格をもって有効な入札を行った入札者を落札者とする。(7)その他詳細は、入札説明書による。６080-4465-36793/3

Disclaimer

This page is based on the official procurement notice published by the procuring entity and listed on KKJ, Japan's Government Procurement Information Website, with translation and a preliminary business assessment by I.J. Do. The official Japanese notice and tender documents are binding.

JBid is a beta technology-procurement intelligence service by I.J. Do.

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