Long-Duration UUV / UUV Ocean Situation Awareness Module: Japan procurement notice — 08 Apr 2026

Development and reported outcome

Tender status: Closed – Evaluation/selection status not publicly confirmed \| Procedure: 公募 / 契約希望者募集 \| Scope: UUV Trials / Evaluation Services. On April 8, 2026, ATLA issued Public Notice No. 36 seeking contractors for preparation, measurement, and removal work associated with performance-confirmation testing of the UUV Ocean Situation Awareness Module. Eligibility required specialized knowledge of the module research prototype, linking the support activity to the Long-Duration UUV development chain. The notice was a solicitation rather than an award, and it does not establish that the performance test was completed.[S1] [S2]

Program, platform and stakeholders

Programme or contract: Preparation, Measurement and Removal Work for UUV Ocean Situation Awareness Module Performance Confirmation Test, Part 1. Platform or product: Long-Duration UUV / UUV Ocean Situation Awareness Module. Platform classification: Autonomous Operated Vehicle. Recorded supplier, developer or relevant organization: ATLA Headquarters Accounting Office (reported headquarters/country: Japan). Recorded customer, operator or intended user: Acquisition, Technology & Logistics Agency (reported headquarters/country: Japan).[S1] [S2]

Mission and technical scope

The following are classifications recorded in the source master, not additional claims of operational deployment: Mission/use-case classification: Underwater ISR / Surveillance.

Contract, value and shipment signals

Original-currency label: JPY. Recorded quantity, delivery, demonstration or volume signal: 1 service requirement. Delivery schedule, procurement window or milestone status: Prospective service completion by March 31, 2027 \| Bid/application deadline: Apr. 24, 2026.[S1] [S2]

Source verification and interpretation limits

UXV Searcher master source-coverage note: ATLA Public Notice No. 36 dated April 8 directly supports the solicitation for preparation, measurement, and removal work tied to UUV Ocean Situation Awareness Module performance testing. It does not prove the test was completed.

Interpretation boundary: The tender, notice or request stage does not by itself prove a signed contract, selected supplier, or physical delivery.[S1] [S2]

UXV Searcher analysis — what the development changes

UXV Searcher interpretation — procurement requirement / tender: The Japan UUV record for Preparation, Measurement and Removal Work for UUV Ocean Situation Awareness Module Performance Confirmation Test, Part 1 is best treated as a procurement pipeline signal. A published requirement can indicate addressable demand, but it is not an award, supplier revenue, shipment, or fleet increase.

Traceability for buyers: The dataset associates ATLA Headquarters Accounting Office with Acquisition, Technology & Logistics Agency for Long-Duration UUV / UUV Ocean Situation Awareness Module. This supports stakeholder mapping; supply-chain tier, exclusivity and signed-customer relationships need the underlying source before firm classification.

Client-use interpretation: For intelligence users tracking Underwater ISR / Surveillance, the relevant next proof points are underwater mission readiness, subsea navigation and operator acceptance. Track the award notice, signed value and accepted delivery quantities before upgrading this demand signal.[S1] [S2]

Quantitative evidence, calculations and limits

Quantity/scope signal: 1 service requirement. Counting rule: Requested scope; not a delivery or award total. Delivery/timing evidence: Prospective service completion by March 31, 2027 \| Bid/application deadline: Apr. 24, 2026. Scheduling language is not independently proof of completion or acceptance.

Quantified requirements are potential procurement scope, not realised hardware orders or sales.[S1] [S2]