Development Intelligence

OZZ-5 Interoperability Capability Improvement Service: Japan procurement notice

Tender status: Closed – evaluation/selection status not publicly confirmed. ATLA's Naval Systems Research Center issued Public Notice No. 20 on May 19, 2026 for OZZ-5 interoperability capability-improvement services. The solicitation required detailed technical knowledge of the OZZ-5 autonomous underwater mine detector.

By Avantika Kapoor, Chief Research Officer and Co-FounderPublished 2 min read
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Source-linked Intelligence Snapshot

UXVSEARCHER-3321

Original development / event date: 19 May 2026

Programme
OZZ-5 Interoperability Capability Improvement Service
System / platform
OZZ-5
Supplier
ATLA Naval Systems Research Center
Customer / operator
ATLA Naval Systems Research Center
Geography
Japan
Domain
UUV
Mission
Mine Detection / Classification; MCM / Interoperability
Activity
Receipt of Tender
Milestone stage
Procurement requirement / tender
Original value
Not disclosed · JPY
USD qualification
Not reliably calculable
Quantity / scope
1 service requirement; vehicle quantity not stated
Production / shipment / delivery
Applications closed June 1, 2026; prospective service completion March 26, 2027
Contract period
Not applicable — Not applicable
Contract duration
Not applicable

Interpretation: procurement pipeline

Quantified requirements are **potential procurement scope**, not realised hardware orders or sales.

Editorial responsibility: Tanish Prakash · Source review recorded 10 Oct 2026

Original references and evidence caveats

Original primary reference: https://www.mod.go.jp/atla/data/info/ny_kenkyu_kantei/pdf/kouji/kouji08-020.pdf

Original supporting reference: https://www.mhi.com/jp/business/products-services/space-defense/undersea-shipboard-equipment/ozz-5-autonomous-underwater-vehicle-for-mcm

ATLA Public Notice No. 20 confirms the May 19 OZZ-5 interoperability-improvement solicitation. No downstream contractor-selection result or tender value was publicly confirmed.

Reference notes are retained from the supplied source master. They do not establish independent verification of performance, deliveries, revenue or conversion.

Reported

Development and reported outcome

Tender status: Closed – evaluation/selection status not publicly confirmed. ATLA's Naval Systems Research Center issued Public Notice No. 20 on May 19, 2026 for OZZ-5 interoperability capability-improvement services. The solicitation required detailed technical knowledge of the OZZ-5 autonomous underwater mine detector. Applications closed June 1, 2026, and prospective service completion was March 26, 2027. No tender-stage value or downstream contractor-selection result was publicly confirmed.[S1] [S2]

Reported

Program, platform and stakeholders

Programme or contract: OZZ-5 Interoperability Capability Improvement Service. Platform or product: OZZ-5. Platform classification: Autonomous Operated Vehicle. Recorded supplier, developer or relevant organization: ATLA Naval Systems Research Center (reported headquarters/country: Japan). Recorded customer, operator or intended user: ATLA Naval Systems Research Center (reported headquarters/country: Japan).[S1] [S2]

Reported

Mission and technical scope

The following are classifications recorded in the source master, not additional claims of operational deployment: Mission/use-case classification: Mine Detection / Classification; MCM / Interoperability.

Reported

Contract, value and shipment signals

Original-currency label: JPY. Recorded quantity, delivery, demonstration or volume signal: 1 service requirement; vehicle quantity not stated. Delivery schedule, procurement window or milestone status: Applications closed June 1, 2026; prospective service completion March 26, 2027.[S1] [S2]

Limitations

Source verification and interpretation limits

UXV Searcher master source-coverage note: ATLA Public Notice No. 20 confirms the May 19 OZZ-5 interoperability-improvement solicitation. No downstream contractor-selection result or tender value was publicly confirmed.

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

UXV Searcher analysis — what the development changes

UXV Searcher interpretation — procurement requirement / tender: The Japan UUV record for OZZ-5 Interoperability Capability Improvement Service 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: ATLA Naval Systems Research Center is the identified developer, supplier or public organisation linked to OZZ-5. A customer or commercial route should not be inferred when not separately disclosed.

Client-use interpretation: For intelligence users tracking Mine Detection / Classification; MCM / Interoperability, the relevant next proof points are mine-warfare mission suitability, payload integration and acceptance milestones. Track the award notice, signed value and accepted delivery quantities before upgrading this demand signal.[S1] [S2]

UXV Searcher analysis

Quantitative evidence, calculations and limits

Quantity/scope signal: 1 service requirement; vehicle quantity not stated. Counting rule: Requested scope; not a delivery or award total. Delivery/timing evidence: Applications closed June 1, 2026; prospective service completion March 26, 2027. Scheduling language is not independently proof of completion or acceptance.

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

Sources

Original reporting is credited to its publisher. The byline covers UXV Searcher's analysis only.

  1. [S1]Primary reference: mod.go.jp
    mod.go.jp
    Included in the provided master and its source notes; this export did not independently re-test the live URL or corroborate the claims.
  2. [S2]Supporting reference: mhi.com
    mhi.com
    Included in the provided master and its source notes; this export did not independently re-test the live URL or corroborate the claims.

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